17216945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2971}}^1$

素因数の和:3056

約数の個数: 16

約数和(自身を含む): 22111680

約数和(自身を除く): 4894735

約数列:

[1, 5, 19, 61, 95, 305, 1159, 2971, 5795, 14855, 56449, 181231, 282245, 906155, 3443389, 17216945]

約数ペア:

[(1, 17216945), (5, 3443389), (19, 906155), (61, 282245), (95, 181231), (305, 56449), (1159, 14855), (2971, 5795)]