400398051

素因数分解:

$3^1\times {\mathrm{313}}^1\times {\mathrm{653}}^2$

素因数の和:1622

約数の個数: 12

約数和(自身を含む): 536391128

約数和(自身を除く): 135993077

約数列:

[1, 3, 313, 653, 939, 1959, 204389, 426409, 613167, 1279227, 133466017, 400398051]

約数ペア:

[(1, 400398051), (3, 133466017), (313, 1279227), (653, 613167), (939, 426409), (1959, 204389)]