161489145

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{2861}}^1$

素因数の和:2993

約数の個数: 32

約数和(自身を含む): 267058944

約数和(自身を除く): 105569799

約数列:

[1, 3, 5, 15, 53, 71, 159, 213, 265, 355, 795, 1065, 2861, 3763, 8583, 11289, 14305, 18815, 42915, 56445, 151633, 203131, 454899, 609393, 758165, 1015655, 2274495, 3046965, 10765943, 32297829, 53829715, 161489145]

約数ペア:

[(1, 161489145), (3, 53829715), (5, 32297829), (15, 10765943), (53, 3046965), (71, 2274495), (159, 1015655), (213, 758165), (265, 609393), (355, 454899), (795, 203131), (1065, 151633), (2861, 56445), (3763, 42915), (8583, 18815), (11289, 14305)]