80115819

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{27847}}^1$

素因数の和:27994

約数の個数: 16

約数和(自身を含む): 122976768

約数和(自身を除く): 42860949

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 27847, 83541, 194929, 584787, 3815039, 11445117, 26705273, 80115819]

約数ペア:

[(1, 80115819), (3, 26705273), (7, 11445117), (21, 3815039), (137, 584787), (411, 194929), (959, 83541), (2877, 27847)]