397755764

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{489847}}^1$

素因数の和:489887

約数の個数: 24

約数和(自身を含む): 822944640

約数和(自身を除く): 425188876

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 489847, 979694, 1959388, 3428929, 6857858, 13715716, 14205563, 28411126, 56822252, 99438941, 198877882, 397755764]

約数ペア:

[(1, 397755764), (2, 198877882), (4, 99438941), (7, 56822252), (14, 28411126), (28, 14205563), (29, 13715716), (58, 6857858), (116, 3428929), (203, 1959388), (406, 979694), (812, 489847)]