12120435

素因数分解:

$3^4\times 5^1\times {\mathrm{29927}}^1$

素因数の和:29944

約数の個数: 20

約数和(自身を含む): 21727728

約数和(自身を除く): 9607293

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 29927, 89781, 149635, 269343, 448905, 808029, 1346715, 2424087, 4040145, 12120435]

約数ペア:

[(1, 12120435), (3, 4040145), (5, 2424087), (9, 1346715), (15, 808029), (27, 448905), (45, 269343), (81, 149635), (135, 89781), (405, 29927)]