138851363

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1\times {\mathrm{569}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 161533440

約数和(自身を除く): 22682077

約数列:

[1, 7, 71, 491, 497, 569, 3437, 3983, 34861, 40399, 244027, 279379, 282793, 1955653, 19835909, 138851363]

約数ペア:

[(1, 138851363), (7, 19835909), (71, 1955653), (491, 282793), (497, 279379), (569, 244027), (3437, 40399), (3983, 34861)]