30651615

素因数分解:

$3^4\times 5^1\times {\mathrm{75683}}^1$

素因数の和:75700

約数の個数: 20

約数和(自身を含む): 54946584

約数和(自身を除く): 24294969

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 75683, 227049, 378415, 681147, 1135245, 2043441, 3405735, 6130323, 10217205, 30651615]

約数ペア:

[(1, 30651615), (3, 10217205), (5, 6130323), (9, 3405735), (15, 2043441), (27, 1135245), (45, 681147), (81, 378415), (135, 227049), (405, 75683)]