405370942

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{210911}}^1$

素因数の和:210975

約数の個数: 12

約数和(自身を含む): 628306848

約数和(自身を除く): 222935906

約数列:

[1, 2, 31, 62, 961, 1922, 210911, 421822, 6538241, 13076482, 202685471, 405370942]

約数ペア:

[(1, 405370942), (2, 202685471), (31, 13076482), (62, 6538241), (961, 421822), (1922, 210911)]