249586593

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 357073920

約数和(自身を除く): 107487327

約数列:

[1, 3, 23, 53, 69, 139, 159, 417, 491, 1219, 1473, 3197, 3657, 7367, 9591, 11293, 22101, 26023, 33879, 68249, 78069, 169441, 204747, 508323, 598529, 1569727, 1795587, 3617197, 4709181, 10851591, 83195531, 249586593]

約数ペア:

[(1, 249586593), (3, 83195531), (23, 10851591), (53, 4709181), (69, 3617197), (139, 1795587), (159, 1569727), (417, 598529), (491, 508323), (1219, 204747), (1473, 169441), (3197, 78069), (3657, 68249), (7367, 33879), (9591, 26023), (11293, 22101)]