320837881

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{3433}}^1$

素因数の和:3545

約数の個数: 24

約数和(自身を含む): 402190080

約数和(自身を除く): 81352199

約数列:

[1, 7, 13, 79, 91, 169, 553, 1027, 1183, 3433, 7189, 13351, 24031, 44629, 93457, 271207, 312403, 580177, 1898449, 3525691, 4061239, 24679837, 45833983, 320837881]

約数ペア:

[(1, 320837881), (7, 45833983), (13, 24679837), (79, 4061239), (91, 3525691), (169, 1898449), (553, 580177), (1027, 312403), (1183, 271207), (3433, 93457), (7189, 44629), (13351, 24031)]