12790815

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{18143}}^1$

素因数の和:18198

約数の個数: 16

約数和(自身を含む): 20901888

約数和(自身を除く): 8111073

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 18143, 54429, 90715, 272145, 852721, 2558163, 4263605, 12790815]

約数ペア:

[(1, 12790815), (3, 4263605), (5, 2558163), (15, 852721), (47, 272145), (141, 90715), (235, 54429), (705, 18143)]