390536545

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{4483}}^1$

素因数の和:4645

約数の個数: 32

約数和(自身を含む): 568212480

約数和(自身を除く): 177675935

約数列:

[1, 5, 7, 19, 35, 95, 131, 133, 655, 665, 917, 2489, 4483, 4585, 12445, 17423, 22415, 31381, 85177, 87115, 156905, 425885, 587273, 596239, 2936365, 2981195, 4110911, 11158187, 20554555, 55790935, 78107309, 390536545]

約数ペア:

[(1, 390536545), (5, 78107309), (7, 55790935), (19, 20554555), (35, 11158187), (95, 4110911), (131, 2981195), (133, 2936365), (655, 596239), (665, 587273), (917, 425885), (2489, 156905), (4483, 87115), (4585, 85177), (12445, 31381), (17423, 22415)]