240664039

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{40591}}^1$

素因数の和:40627

約数の個数: 18

約数和(自身を含む): 307727952

約数和(自身を除く): 67063913

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 5929, 40591, 284137, 446501, 1988959, 3125507, 4911511, 21878549, 34380577, 240664039]

約数ペア:

[(1, 240664039), (7, 34380577), (11, 21878549), (49, 4911511), (77, 3125507), (121, 1988959), (539, 446501), (847, 284137), (5929, 40591)]