31986031

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{18061}}^1$

素因数の和:18102

約数の個数: 16

約数和(自身を含む): 41614848

約数和(自身を除く): 9628817

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 18061, 126427, 198671, 415403, 1390697, 2907821, 4569433, 31986031]

約数ペア:

[(1, 31986031), (7, 4569433), (11, 2907821), (23, 1390697), (77, 415403), (161, 198671), (253, 126427), (1771, 18061)]