257029456886

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{821}}^1\times {\mathrm{4230659}}^1$

素因数の和:4231519

約数の個数: 16

約数和(自身を含む): 396446687280

約数和(自身を除く): 139417230394

約数列:

[1, 2, 37, 74, 821, 1642, 30377, 60754, 4230659, 8461318, 156534383, 313068766, 3473371039, 6946742078, 128514728443, 257029456886]

約数ペア:

[(1, 257029456886), (2, 128514728443), (37, 6946742078), (74, 3473371039), (821, 313068766), (1642, 156534383), (30377, 8461318), (60754, 4230659)]