80221211

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{19457}}^1$

素因数の和:19514

約数の個数: 16

約数和(自身を含む): 99624960

約数和(自身を除く): 19403749

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 19457, 136199, 369683, 603167, 2587781, 4222169, 11460173, 80221211]

約数ペア:

[(1, 80221211), (7, 11460173), (19, 4222169), (31, 2587781), (133, 603167), (217, 369683), (589, 136199), (4123, 19457)]