129999464

素因数分解:

$2^3\times 7^1\times {\mathrm{877}}^1\times {\mathrm{2647}}^1$

素因数の和:3537

約数の個数: 32

約数和(自身を含む): 278993280

約数和(自身を除く): 148993816

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 877, 1754, 2647, 3508, 5294, 6139, 7016, 10588, 12278, 18529, 21176, 24556, 37058, 49112, 74116, 148232, 2321419, 4642838, 9285676, 16249933, 18571352, 32499866, 64999732, 129999464]

約数ペア:

[(1, 129999464), (2, 64999732), (4, 32499866), (7, 18571352), (8, 16249933), (14, 9285676), (28, 4642838), (56, 2321419), (877, 148232), (1754, 74116), (2647, 49112), (3508, 37058), (5294, 24556), (6139, 21176), (7016, 18529), (10588, 12278)]