81421851

素因数分解:

$3^1\times 7^1\times {\mathrm{701}}^1\times {\mathrm{5531}}^1$

素因数の和:6242

約数の個数: 16

約数和(自身を含む): 124270848

約数和(自身を除く): 42848997

約数列:

[1, 3, 7, 21, 701, 2103, 4907, 5531, 14721, 16593, 38717, 116151, 3877231, 11631693, 27140617, 81421851]

約数ペア:

[(1, 81421851), (3, 27140617), (7, 11631693), (21, 3877231), (701, 116151), (2103, 38717), (4907, 16593), (5531, 14721)]