7215730

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10163}}^1$

素因数の和:10241

約数の個数: 16

約数和(自身を含む): 13172544

約数和(自身を除く): 5956814

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 10163, 20326, 50815, 101630, 721573, 1443146, 3607865, 7215730]

約数ペア:

[(1, 7215730), (2, 3607865), (5, 1443146), (10, 721573), (71, 101630), (142, 50815), (355, 20326), (710, 10163)]