28326221

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{631}}^1$

素因数の和:713

約数の個数: 24

約数和(自身を含む): 36312192

約数和(自身を除く): 7985971

約数列:

[1, 7, 11, 53, 77, 121, 371, 583, 631, 847, 4081, 4417, 6413, 6941, 33443, 44891, 48587, 76351, 234101, 367873, 534457, 2575111, 4046603, 28326221]

約数ペア:

[(1, 28326221), (7, 4046603), (11, 2575111), (53, 534457), (77, 367873), (121, 234101), (371, 76351), (583, 48587), (631, 44891), (847, 33443), (4081, 6941), (4417, 6413)]