80418861

素因数分解:

$3^2\times {\mathrm{53}}^2\times {\mathrm{3181}}^1$

素因数の和:3293

約数の個数: 18

約数和(自身を含む): 118430858

約数和(自身を除く): 38011997

約数列:

[1, 3, 9, 53, 159, 477, 2809, 3181, 8427, 9543, 25281, 28629, 168593, 505779, 1517337, 8935429, 26806287, 80418861]

約数ペア:

[(1, 80418861), (3, 26806287), (9, 8935429), (53, 1517337), (159, 505779), (477, 168593), (2809, 28629), (3181, 25281), (8427, 9543)]