80719107

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{27653}}^1$

素因数の和:27802

約数の個数: 16

約数和(自身を含む): 123889920

約数和(自身を除く): 43170813

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 27653, 82959, 193571, 580713, 3843767, 11531301, 26906369, 80719107]

約数ペア:

[(1, 80719107), (3, 26906369), (7, 11531301), (21, 3843767), (139, 580713), (417, 193571), (973, 82959), (2919, 27653)]