201980401

素因数分解:

$7^2\times {\mathrm{571}}^1\times {\mathrm{7219}}^1$

素因数の和:7804

約数の個数: 12

約数和(自身を含む): 235400880

約数和(自身を除く): 33420479

約数列:

[1, 7, 49, 571, 3997, 7219, 27979, 50533, 353731, 4122049, 28854343, 201980401]

約数ペア:

[(1, 201980401), (7, 28854343), (49, 4122049), (571, 353731), (3997, 50533), (7219, 27979)]