177139870

素因数分解:

$2^1\times 5^1\times {\mathrm{977}}^1\times {\mathrm{18131}}^1$

素因数の和:19115

約数の個数: 16

約数和(自身を含む): 319195728

約数和(自身を除く): 142055858

約数列:

[1, 2, 5, 10, 977, 1954, 4885, 9770, 18131, 36262, 90655, 181310, 17713987, 35427974, 88569935, 177139870]

約数ペア:

[(1, 177139870), (2, 88569935), (5, 35427974), (10, 17713987), (977, 181310), (1954, 90655), (4885, 36262), (9770, 18131)]