12531145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3209}}^1$

素因数の和:3296

約数の個数: 16

約数和(自身を含む): 16640640

約数和(自身を除く): 4109495

約数列:

[1, 5, 11, 55, 71, 355, 781, 3209, 3905, 16045, 35299, 176495, 227839, 1139195, 2506229, 12531145]

約数ペア:

[(1, 12531145), (5, 2506229), (11, 1139195), (55, 227839), (71, 176495), (355, 35299), (781, 16045), (3209, 3905)]