68905473

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{252401}}^1$

素因数の和:252424

約数の個数: 16

約数和(自身を含む): 113076096

約数和(自身を除く): 44170623

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 252401, 757203, 1766807, 3281213, 5300421, 9843639, 22968491, 68905473]

約数ペア:

[(1, 68905473), (3, 22968491), (7, 9843639), (13, 5300421), (21, 3281213), (39, 1766807), (91, 757203), (273, 252401)]