1291386

素因数分解:

$2^1\times 3^1\times {\mathrm{101}}^1\times {\mathrm{2131}}^1$

素因数の和:2237

約数の個数: 16

約数和(自身を含む): 2609568

約数和(自身を除く): 1318182

約数列:

[1, 2, 3, 6, 101, 202, 303, 606, 2131, 4262, 6393, 12786, 215231, 430462, 645693, 1291386]

約数ペア:

[(1, 1291386), (2, 645693), (3, 430462), (6, 215231), (101, 12786), (202, 6393), (303, 4262), (606, 2131)]