131243879

素因数分解:

${\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:555

約数の個数: 24

約数和(自身を含む): 149767200

約数和(自身を除く): 18523321

約数列:

[1, 13, 29, 61, 169, 377, 439, 793, 1769, 4901, 5707, 10309, 12731, 22997, 26779, 74191, 165503, 298961, 348127, 776591, 2151539, 4525651, 10095683, 131243879]

約数ペア:

[(1, 131243879), (13, 10095683), (29, 4525651), (61, 2151539), (169, 776591), (377, 348127), (439, 298961), (793, 165503), (1769, 74191), (4901, 26779), (5707, 22997), (10309, 12731)]