31309154

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{7603}}^1$

素因数の和:7705

約数の個数: 16

約数和(自身を含む): 49273920

約数和(自身を除く): 17964766

約数列:

[1, 2, 29, 58, 71, 142, 2059, 4118, 7603, 15206, 220487, 440974, 539813, 1079626, 15654577, 31309154]

約数ペア:

[(1, 31309154), (2, 15654577), (29, 1079626), (58, 539813), (71, 440974), (142, 220487), (2059, 15206), (4118, 7603)]