12153715

素因数分解:

$5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{439}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 17154720

約数和(自身を除く): 5001005

約数列:

[1, 5, 7, 35, 49, 113, 245, 439, 565, 791, 2195, 3073, 3955, 5537, 15365, 21511, 27685, 49607, 107555, 248035, 347249, 1736245, 2430743, 12153715]

約数ペア:

[(1, 12153715), (5, 2430743), (7, 1736245), (35, 347249), (49, 248035), (113, 107555), (245, 49607), (439, 27685), (565, 21511), (791, 15365), (2195, 5537), (3073, 3955)]