81226321

素因数分解:

${\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{647}}^1$

素因数の和:872

約数の個数: 16

約数和(自身を含む): 90419328

約数和(自身を除く): 9193007

約数列:

[1, 11, 101, 113, 647, 1111, 1243, 7117, 11413, 65347, 73111, 125543, 718817, 804221, 7384211, 81226321]

約数ペア:

[(1, 81226321), (11, 7384211), (101, 804221), (113, 718817), (647, 125543), (1111, 73111), (1243, 65347), (7117, 11413)]