1399688311

素因数分解:

$7^1\times {\mathrm{137}}^1\times {\mathrm{379}}^1\times {\mathrm{3851}}^1$

素因数の和:4374

約数の個数: 16

約数和(自身を含む): 1615991040

約数和(自身を除く): 216302729

約数列:

[1, 7, 137, 379, 959, 2653, 3851, 26957, 51923, 363461, 527587, 1459529, 3693109, 10216703, 199955473, 1399688311]

約数ペア:

[(1, 1399688311), (7, 199955473), (137, 10216703), (379, 3693109), (959, 1459529), (2653, 527587), (3851, 363461), (26957, 51923)]