56557571

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1571}}^1$

素因数の和:1754

約数の個数: 16

約数和(自身を含む): 66904320

約数和(自身を除く): 10346749

約数列:

[1, 7, 37, 139, 259, 973, 1571, 5143, 10997, 36001, 58127, 218369, 406889, 1528583, 8079653, 56557571]

約数ペア:

[(1, 56557571), (7, 8079653), (37, 1528583), (139, 406889), (259, 218369), (973, 58127), (1571, 36001), (5143, 10997)]