215512286

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{25847}}^1$

素因数の和:26239

約数の個数: 16

約数和(自身を含む): 353600640

約数和(自身を除く): 138088354

約数列:

[1, 2, 11, 22, 379, 758, 4169, 8338, 25847, 51694, 284317, 568634, 9796013, 19592026, 107756143, 215512286]

約数ペア:

[(1, 215512286), (2, 107756143), (11, 19592026), (22, 9796013), (379, 568634), (758, 284317), (4169, 51694), (8338, 25847)]