17948715

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 29673216

約数和(自身を除く): 11724501

約数列:

[1, 3, 5, 15, 53, 107, 159, 211, 265, 321, 535, 633, 795, 1055, 1605, 3165, 5671, 11183, 17013, 22577, 28355, 33549, 55915, 67731, 85065, 112885, 167745, 338655, 1196581, 3589743, 5982905, 17948715]

約数ペア:

[(1, 17948715), (3, 5982905), (5, 3589743), (15, 1196581), (53, 338655), (107, 167745), (159, 112885), (211, 85065), (265, 67731), (321, 55915), (535, 33549), (633, 28355), (795, 22577), (1055, 17013), (1605, 11183), (3165, 5671)]