28473886

素因数分解:

$2^1\times 7^1\times {\mathrm{1223}}^1\times {\mathrm{1663}}^1$

素因数の和:2895

約数の個数: 16

約数和(自身を含む): 48881664

約数和(自身を除く): 20407778

約数列:

[1, 2, 7, 14, 1223, 1663, 2446, 3326, 8561, 11641, 17122, 23282, 2033849, 4067698, 14236943, 28473886]

約数ペア:

[(1, 28473886), (2, 14236943), (7, 4067698), (14, 2033849), (1223, 23282), (1663, 17122), (2446, 11641), (3326, 8561)]