81835785

素因数分解:

$3^3\times 5^1\times {\mathrm{733}}^1\times {\mathrm{827}}^1$

素因数の和:1574

約数の個数: 32

約数和(自身を含む): 145860480

約数和(自身を除く): 64024695

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 733, 827, 2199, 2481, 3665, 4135, 6597, 7443, 10995, 12405, 19791, 22329, 32985, 37215, 98955, 111645, 606191, 1818573, 3030955, 5455719, 9092865, 16367157, 27278595, 81835785]

約数ペア:

[(1, 81835785), (3, 27278595), (5, 16367157), (9, 9092865), (15, 5455719), (27, 3030955), (45, 1818573), (135, 606191), (733, 111645), (827, 98955), (2199, 37215), (2481, 32985), (3665, 22329), (4135, 19791), (6597, 12405), (7443, 10995)]