354838401

素因数分解:

$3^4\times {\mathrm{499}}^1\times {\mathrm{8779}}^1$

素因数の和:9290

約数の個数: 20

約数和(自身を含む): 531190000

約数和(自身を除く): 176351599

約数列:

[1, 3, 9, 27, 81, 499, 1497, 4491, 8779, 13473, 26337, 40419, 79011, 237033, 711099, 4380721, 13142163, 39426489, 118279467, 354838401]

約数ペア:

[(1, 354838401), (3, 118279467), (9, 39426489), (27, 13142163), (81, 4380721), (499, 711099), (1497, 237033), (4491, 79011), (8779, 40419), (13473, 26337)]