388379905

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1\times {\mathrm{1879}}^1$

素因数の和:2568

約数の個数: 16

約数和(自身を含む): 474030720

約数和(自身を除く): 85650815

約数列:

[1, 5, 67, 335, 617, 1879, 3085, 9395, 41339, 125893, 206695, 629465, 1159343, 5796715, 77675981, 388379905]

約数ペア:

[(1, 388379905), (5, 77675981), (67, 5796715), (335, 1159343), (617, 629465), (1879, 206695), (3085, 125893), (9395, 41339)]