25128866

素因数分解:

$2^1\times 7^4\times {\mathrm{5233}}^1$

素因数の和:5263

約数の個数: 20

約数和(自身を含む): 43981302

約数和(自身を除く): 18852436

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 5233, 10466, 36631, 73262, 256417, 512834, 1794919, 3589838, 12564433, 25128866]

約数ペア:

[(1, 25128866), (2, 12564433), (7, 3589838), (14, 1794919), (49, 512834), (98, 256417), (343, 73262), (686, 36631), (2401, 10466), (4802, 5233)]