13957078513

素因数分解:

$7^3\times {\mathrm{503}}^1\times {\mathrm{80897}}^1$

素因数の和:81421

約数の個数: 16

約数和(自身を含む): 16309036800

約数和(自身を除く): 2351958287

約数列:

[1, 7, 49, 343, 503, 3521, 24647, 80897, 172529, 566279, 3963953, 27747671, 40691191, 284838337, 1993868359, 13957078513]

約数ペア:

[(1, 13957078513), (7, 1993868359), (49, 284838337), (343, 40691191), (503, 27747671), (3521, 3963953), (24647, 566279), (80897, 172529)]