66204945

素因数分解:

$3^4\times 5^1\times {\mathrm{163469}}^1$

素因数の和:163486

約数の個数: 20

約数和(自身を含む): 118679220

約数和(自身を除く): 52474275

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 163469, 490407, 817345, 1471221, 2452035, 4413663, 7356105, 13240989, 22068315, 66204945]

約数ペア:

[(1, 66204945), (3, 22068315), (5, 13240989), (9, 7356105), (15, 4413663), (27, 2452035), (45, 1471221), (81, 817345), (135, 490407), (405, 163469)]