31070295

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16057}}^1$

素因数の和:16111

約数の個数: 24

約数和(自身を含む): 55111056

約数和(自身を除く): 24040761

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 16057, 48171, 80285, 144513, 240855, 690451, 722565, 2071353, 3452255, 6214059, 10356765, 31070295]

約数ペア:

[(1, 31070295), (3, 10356765), (5, 6214059), (9, 3452255), (15, 2071353), (43, 722565), (45, 690451), (129, 240855), (215, 144513), (387, 80285), (645, 48171), (1935, 16057)]