28887507

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2677}}^1$

素因数の和:2803

約数の個数: 24

約数和(自身を含む): 45954480

約数和(自身を除く): 17066973

約数列:

[1, 3, 9, 11, 33, 99, 109, 327, 981, 1199, 2677, 3597, 8031, 10791, 24093, 29447, 88341, 265023, 291793, 875379, 2626137, 3209723, 9629169, 28887507]

約数ペア:

[(1, 28887507), (3, 9629169), (9, 3209723), (11, 2626137), (33, 875379), (99, 291793), (109, 265023), (327, 88341), (981, 29447), (1199, 24093), (2677, 10791), (3597, 8031)]