85996617

素因数分解:

$3^1\times 7^4\times {\mathrm{11939}}^1$

素因数の和:11970

約数の個数: 20

約数和(自身を含む): 133775760

約数和(自身を除く): 47779143

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 11939, 35817, 83573, 250719, 585011, 1755033, 4095077, 12285231, 28665539, 85996617]

約数ペア:

[(1, 85996617), (3, 28665539), (7, 12285231), (21, 4095077), (49, 1755033), (147, 585011), (343, 250719), (1029, 83573), (2401, 35817), (7203, 11939)]