15551277

素因数分解:

$3^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:175

約数の個数: 40

約数和(自身を含む): 25814016

約数和(自身を除く): 10262739

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 127, 147, 343, 357, 381, 833, 889, 1029, 2159, 2401, 2499, 2667, 5831, 6223, 6477, 7203, 15113, 17493, 18669, 40817, 43561, 45339, 105791, 122451, 130683, 304927, 317373, 740537, 914781, 2221611, 5183759, 15551277]

約数ペア:

[(1, 15551277), (3, 5183759), (7, 2221611), (17, 914781), (21, 740537), (49, 317373), (51, 304927), (119, 130683), (127, 122451), (147, 105791), (343, 45339), (357, 43561), (381, 40817), (833, 18669), (889, 17493), (1029, 15113), (2159, 7203), (2401, 6477), (2499, 6223), (2667, 5831)]