78225749

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1\times {\mathrm{409}}^1$

素因数の和:812

約数の個数: 16

約数和(自身を含む): 90921600

約数和(自身を除く): 12695851

約数列:

[1, 7, 89, 307, 409, 623, 2149, 2863, 27323, 36401, 125563, 191261, 254807, 878941, 11175107, 78225749]

約数ペア:

[(1, 78225749), (7, 11175107), (89, 878941), (307, 254807), (409, 191261), (623, 125563), (2149, 36401), (2863, 27323)]