291240916

素因数分解:

$2^2\times {\mathrm{3371}}^1\times {\mathrm{21599}}^1$

素因数の和:24974

約数の個数: 12

約数和(自身を含む): 509846400

約数和(自身を除く): 218605484

約数列:

[1, 2, 4, 3371, 6742, 13484, 21599, 43198, 86396, 72810229, 145620458, 291240916]

約数ペア:

[(1, 291240916), (2, 145620458), (4, 72810229), (3371, 86396), (6742, 43198), (13484, 21599)]