158664191

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{5623}}^1$

素因数の和:5798

約数の個数: 16

約数和(自身を含む): 188966400

約数和(自身を除く): 30302209

約数列:

[1, 7, 29, 139, 203, 973, 4031, 5623, 28217, 39361, 163067, 781597, 1141469, 5471179, 22666313, 158664191]

約数ペア:

[(1, 158664191), (7, 22666313), (29, 5471179), (139, 1141469), (203, 781597), (973, 163067), (4031, 39361), (5623, 28217)]