505174033

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1861}}^1$

素因数の和:2057

約数の個数: 32

約数和(自身を含む): 658999040

約数和(自身を除く): 153825007

約数列:

[1, 7, 13, 19, 91, 133, 157, 247, 1099, 1729, 1861, 2041, 2983, 13027, 14287, 20881, 24193, 35359, 38779, 169351, 247513, 271453, 292177, 459667, 2045239, 3217669, 3798301, 5551363, 26588107, 38859541, 72167719, 505174033]

約数ペア:

[(1, 505174033), (7, 72167719), (13, 38859541), (19, 26588107), (91, 5551363), (133, 3798301), (157, 3217669), (247, 2045239), (1099, 459667), (1729, 292177), (1861, 271453), (2041, 247513), (2983, 169351), (13027, 38779), (14287, 35359), (20881, 24193)]