87894961

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{18713}}^1$

素因数の和:18792

約数の個数: 16

約数和(自身を含む): 111385728

約数和(自身を除く): 23490767

約数列:

[1, 7, 11, 61, 77, 427, 671, 4697, 18713, 130991, 205843, 1141493, 1440901, 7990451, 12556423, 87894961]

約数ペア:

[(1, 87894961), (7, 12556423), (11, 7990451), (61, 1440901), (77, 1141493), (427, 205843), (671, 130991), (4697, 18713)]