990518971

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{158407}}^1$

素因数の和:158470

約数の個数: 12

約数和(自身を含む): 1101569232

約数和(自身を除く): 111050261

約数列:

[1, 13, 37, 169, 481, 6253, 158407, 2059291, 5861059, 26770783, 76193767, 990518971]

約数ペア:

[(1, 990518971), (13, 76193767), (37, 26770783), (169, 5861059), (481, 2059291), (6253, 158407)]