56718

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:168

約数の個数: 24

約数和(自身を含む): 129168

約数和(自身を除く): 72450

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 137, 138, 207, 274, 411, 414, 822, 1233, 2466, 3151, 6302, 9453, 18906, 28359, 56718]

約数ペア:

[(1, 56718), (2, 28359), (3, 18906), (6, 9453), (9, 6302), (18, 3151), (23, 2466), (46, 1233), (69, 822), (137, 414), (138, 411), (207, 274)]