140408642

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{580201}}^1$

素因数の和:580225

約数の個数: 12

約数和(自身を含む): 231500598

約数和(自身を除く): 91091956

約数列:

[1, 2, 11, 22, 121, 242, 580201, 1160402, 6382211, 12764422, 70204321, 140408642]

約数ペア:

[(1, 140408642), (2, 70204321), (11, 12764422), (22, 6382211), (121, 1160402), (242, 580201)]