399891238

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{31033}}^1$

素因数の和:31431

約数の個数: 16

約数和(自身を含む): 636817680

約数和(自身を除く): 236926442

約数列:

[1, 2, 17, 34, 379, 758, 6443, 12886, 31033, 62066, 527561, 1055122, 11761507, 23523014, 199945619, 399891238]

約数ペア:

[(1, 399891238), (2, 199945619), (17, 23523014), (34, 11761507), (379, 1055122), (758, 527561), (6443, 62066), (12886, 31033)]