261784978682

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{7950707}}^1$

素因数の和:7950973

約数の個数: 16

約数和(自身を含む): 398998330272

約数和(自身を除く): 137213351590

約数列:

[1, 2, 101, 163, 202, 326, 16463, 32926, 7950707, 15901414, 803021407, 1295965241, 1606042814, 2591930482, 130892489341, 261784978682]

約数ペア:

[(1, 261784978682), (2, 130892489341), (101, 2591930482), (163, 1606042814), (202, 1295965241), (326, 803021407), (16463, 15901414), (32926, 7950707)]