399180383

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{5333}}^1$

素因数の和:5411

約数の個数: 24

約数和(自身を含む): 497811552

約数和(自身を除く): 98631169

約数列:

[1, 7, 17, 37, 119, 259, 289, 629, 2023, 4403, 5333, 10693, 37331, 74851, 90661, 197321, 634627, 1381247, 1541237, 3354457, 10788659, 23481199, 57025769, 399180383]

約数ペア:

[(1, 399180383), (7, 57025769), (17, 23481199), (37, 10788659), (119, 3354457), (259, 1541237), (289, 1381247), (629, 634627), (2023, 197321), (4403, 90661), (5333, 74851), (10693, 37331)]