15890903

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3257}}^1$

素因数の和:3322

約数の個数: 16

約数和(自身を含む): 19704384

約数和(自身を除く): 3813481

約数列:

[1, 7, 17, 41, 119, 287, 697, 3257, 4879, 22799, 55369, 133537, 387583, 934759, 2270129, 15890903]

約数ペア:

[(1, 15890903), (7, 2270129), (17, 934759), (41, 387583), (119, 133537), (287, 55369), (697, 22799), (3257, 4879)]