221004505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89657}}^1$

素因数の和:89708

約数の個数: 16

約数和(自身を含む): 290491920

約数和(自身を除く): 69487415

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 89657, 448285, 1524169, 2600053, 7620845, 13000265, 44200901, 221004505]

約数ペア:

[(1, 221004505), (5, 44200901), (17, 13000265), (29, 7620845), (85, 2600053), (145, 1524169), (493, 448285), (2465, 89657)]