291987748287

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{456944833}}^1$

素因数の和:456944910

約数の個数: 12

約数和(自身を含む): 427700364624

約数和(自身を除く): 135712616337

約数列:

[1, 3, 9, 71, 213, 639, 456944833, 1370834499, 4112503497, 32443083143, 97329249429, 291987748287]

約数ペア:

[(1, 291987748287), (3, 97329249429), (9, 32443083143), (71, 4112503497), (213, 1370834499), (639, 456944833)]