25140681

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{389}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 37477440

約数和(自身を除く): 12336759

約数列:

[1, 3, 9, 43, 129, 167, 387, 389, 501, 1167, 1503, 3501, 7181, 16727, 21543, 50181, 64629, 64963, 150543, 194889, 584667, 2793409, 8380227, 25140681]

約数ペア:

[(1, 25140681), (3, 8380227), (9, 2793409), (43, 584667), (129, 194889), (167, 150543), (387, 64963), (389, 64629), (501, 50181), (1167, 21543), (1503, 16727), (3501, 7181)]