12641325

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{4111}}^1$

素因数の和:4165

約数の個数: 24

約数和(自身を含む): 21415296

約数和(自身を除く): 8773971

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 3075, 4111, 12333, 20555, 61665, 102775, 168551, 308325, 505653, 842755, 2528265, 4213775, 12641325]

約数ペア:

[(1, 12641325), (3, 4213775), (5, 2528265), (15, 842755), (25, 505653), (41, 308325), (75, 168551), (123, 102775), (205, 61665), (615, 20555), (1025, 12333), (3075, 4111)]