27881870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{164011}}^1$

素因数の和:164035

約数の個数: 16

約数和(自身を含む): 53139888

約数和(自身を除く): 25258018

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 164011, 328022, 820055, 1640110, 2788187, 5576374, 13940935, 27881870]

約数ペア:

[(1, 27881870), (2, 13940935), (5, 5576374), (10, 2788187), (17, 1640110), (34, 820055), (85, 328022), (170, 164011)]