4021289713

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139333}}^1$

素因数の和:139397

約数の個数: 24

約数和(自身を含む): 5082904320

約数和(自身を除く): 1061614607

約数列:

[1, 7, 19, 31, 49, 133, 217, 589, 931, 1519, 4123, 28861, 139333, 975331, 2647327, 4319323, 6827317, 18531289, 30235261, 82067137, 129719023, 211646827, 574469959, 4021289713]

約数ペア:

[(1, 4021289713), (7, 574469959), (19, 211646827), (31, 129719023), (49, 82067137), (133, 30235261), (217, 18531289), (589, 6827317), (931, 4319323), (1519, 2647327), (4123, 975331), (28861, 139333)]