123478894799

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{887}}^1\times {\mathrm{289417}}^1$

素因数の和:290354

約数の個数: 16

約数和(自身を含む): 136725693888

約数和(自身を除く): 13246799089

約数列:

[1, 13, 37, 481, 887, 11531, 32819, 289417, 426647, 3762421, 10708429, 139209577, 256712879, 3337267427, 9498376523, 123478894799]

約数ペア:

[(1, 123478894799), (13, 9498376523), (37, 3337267427), (481, 256712879), (887, 139209577), (11531, 10708429), (32819, 3762421), (289417, 426647)]