81009313

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{11821}}^1$

素因数の和:11928

約数の個数: 16

約数和(自身を含む): 102142080

約数和(自身を除く): 21132767

約数列:

[1, 7, 11, 77, 89, 623, 979, 6853, 11821, 82747, 130031, 910217, 1052069, 7364483, 11572759, 81009313]

約数ペア:

[(1, 81009313), (7, 11572759), (11, 7364483), (77, 1052069), (89, 910217), (623, 130031), (979, 82747), (6853, 11821)]