81202401

素因数分解:

$3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{5393}}^1$

素因数の和:5645

約数の個数: 24

約数和(自身を含む): 134634240

約数和(自身を除く): 53431839

約数列:

[1, 3, 7, 9, 21, 63, 239, 717, 1673, 2151, 5019, 5393, 15057, 16179, 37751, 48537, 113253, 339759, 1288927, 3866781, 9022489, 11600343, 27067467, 81202401]

約数ペア:

[(1, 81202401), (3, 27067467), (7, 11600343), (9, 9022489), (21, 3866781), (63, 1288927), (239, 339759), (717, 113253), (1673, 48537), (2151, 37751), (5019, 16179), (5393, 15057)]