399075759061

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{3889}}^1\times {\mathrm{771553}}^1$

素因数の和:775468

約数の個数: 16

約数和(自身を含む): 480215209600

約数和(自身を除く): 81139450539

約数列:

[1, 7, 19, 133, 3889, 27223, 73891, 517237, 771553, 5400871, 14659507, 102616549, 3000569617, 21003987319, 57010822723, 399075759061]

約数ペア:

[(1, 399075759061), (7, 57010822723), (19, 21003987319), (133, 3000569617), (3889, 102616549), (27223, 14659507), (73891, 5400871), (517237, 771553)]