25072467

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 42024960

約数和(自身を除く): 16952493

約数列:

[1, 3, 7, 17, 21, 49, 51, 79, 119, 127, 147, 237, 357, 381, 553, 833, 889, 1343, 1659, 2159, 2499, 2667, 3871, 4029, 6223, 6477, 9401, 10033, 11613, 15113, 18669, 28203, 30099, 45339, 65807, 70231, 105791, 170561, 197421, 210693, 317373, 491617, 511683, 1193927, 1474851, 3581781, 8357489, 25072467]

約数ペア:

[(1, 25072467), (3, 8357489), (7, 3581781), (17, 1474851), (21, 1193927), (49, 511683), (51, 491617), (79, 317373), (119, 210693), (127, 197421), (147, 170561), (237, 105791), (357, 70231), (381, 65807), (553, 45339), (833, 30099), (889, 28203), (1343, 18669), (1659, 15113), (2159, 11613), (2499, 10033), (2667, 9401), (3871, 6477), (4029, 6223)]