from collections import defaultdict, deque
from heapq import heappush, heappop
from itertools import permutations, accumulate
import sys
import math
import bisect
def LI(): return [int(x) for x in sys.stdin.readline().split()]
def I(): return int(sys.stdin.readline())
def IR(n):
    return [I() for _ in range(n)]
def LIR(n):
    return [LI() for _ in range(n)]

sys.setrecursionlimit(1000000)
mod = 998244353


def gcd(a, b):
    while a:
        a, b = b%a, a
    return b


test_numbers = [2, 3, 5, 7, 11, 13, 17, 19, 23]
def is_prime(n):
    if n == 2:
        return 1
    if n == 1 or n%2 == 0:
        return 0

    m = n - 1
    lsb = m & -m
    s = lsb.bit_length()-1
    d = m // lsb
    for a in test_numbers:
        if a == n:
            continue
        x = pow(a,d,n)
        r = 0
        if x == 1:
            continue
        while x != m:
            x = pow(x,2,n)
            if x == 1 or r == s:
                return 0
            r += 1
    return 1


def find_prime_factor(n):
    m = 2*int(2**(((n.bit_length()-1)>>2)/2))

    for c in range(1,n):
        f = lambda a: (pow(a,2,n)+c)%n
        y = 0
        g = q = r = 1
        while g == 1:
            x = y
            for _ in range(r):
                y = f(y)
            k = 0
            while k < r and g == 1:
                ys = y
                for _ in range(min(m, r-k)):
                    y = f(y)
                    q = q*abs(x-y)%n
                g = gcd(q,n)
                k += m
            r <<= 1
        if g == n:
            g = 1
            y = ys
            while g == 1:
                y = f(y)
                g = gcd(abs(x-y),n)
        if g == n:
            continue
        if is_prime(g):
            return g
        elif is_prime(n//g):
            return n//g
        else:
            n = g


def factorize(n):
    res = {}
    for p in range(2,1000):
        if p*p > n:
            break
        if n%p:
            continue
        s = 0
        while n%p == 0:
            n //= p
            s += 1
        res[p] = s

    while not is_prime(n) and n > 1:
        p = find_prime_factor(n)
        s = 0
        while n%p == 0:
            n //= p
            s += 1
        res[p] = s
    if n > 1:
        res[n] = 1
    return res


def main():
    n = I()
    a = LI()
    ans = 0
    su = defaultdict(lambda: 0)
    for i in a:
        f = factorize(i)
        s = 1
        for i in f.keys():
            s += su[i]
            if s >= mod:
                s -= mod
        for i in f.keys():
            su[i] += s
            if su[i] >= mod:
                su[i] -= mod
        ans += s
        if ans >= mod:
            ans -= mod
    print(ans)
    return


if __name__ == "__main__":
    main()