12012867

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{3449}}^1$

素因数の和:3504

約数の個数: 20

約数和(自身を含む): 18367800

約数和(自身を除く): 6354933

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3449, 3483, 10347, 31041, 93123, 148307, 279369, 444921, 1334763, 4004289, 12012867]

約数ペア:

[(1, 12012867), (3, 4004289), (9, 1334763), (27, 444921), (43, 279369), (81, 148307), (129, 93123), (387, 31041), (1161, 10347), (3449, 3483)]