417778839

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{653801}}^1$

素因数の和:653878

約数の個数: 12

約数和(自身を含む): 611958672

約数和(自身を除く): 194179833

約数列:

[1, 3, 9, 71, 213, 639, 653801, 1961403, 5884209, 46419871, 139259613, 417778839]

約数ペア:

[(1, 417778839), (3, 139259613), (9, 46419871), (71, 5884209), (213, 1961403), (639, 653801)]