31187492

素因数分解:

$2^2\times 7^1\times {\mathrm{709}}^1\times {\mathrm{1571}}^1$

素因数の和:2291

約数の個数: 24

約数和(自身を含む): 62502720

約数和(自身を除く): 31315228

約数列:

[1, 2, 4, 7, 14, 28, 709, 1418, 1571, 2836, 3142, 4963, 6284, 9926, 10997, 19852, 21994, 43988, 1113839, 2227678, 4455356, 7796873, 15593746, 31187492]

約数ペア:

[(1, 31187492), (2, 15593746), (4, 7796873), (7, 4455356), (14, 2227678), (28, 1113839), (709, 43988), (1418, 21994), (1571, 19852), (2836, 10997), (3142, 9926), (4963, 6284)]