320989837

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3767}}^1$

素因数の和:3865

約数の個数: 24

約数和(自身を含む): 391751424

約数和(自身を除く): 70761587

約数列:

[1, 7, 37, 47, 49, 259, 329, 1739, 1813, 2303, 3767, 12173, 26369, 85211, 139379, 177049, 184583, 975653, 1239343, 6550813, 6829571, 8675401, 45855691, 320989837]

約数ペア:

[(1, 320989837), (7, 45855691), (37, 8675401), (47, 6829571), (49, 6550813), (259, 1239343), (329, 975653), (1739, 184583), (1813, 177049), (2303, 139379), (3767, 85211), (12173, 26369)]