221542906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{82727}}^1$

素因数の和:82845

約数の個数: 16

約数和(自身を含む): 361355904

約数和(自身を除く): 139812998

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 82727, 165454, 1075451, 2150902, 8520881, 17041762, 110771453, 221542906]

約数ペア:

[(1, 221542906), (2, 110771453), (13, 17041762), (26, 8520881), (103, 2150902), (206, 1075451), (1339, 165454), (2678, 82727)]