12272805

素因数分解:

$3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1223}}^1$

素因数の和:1457

約数の個数: 24

約数和(自身を含む): 21385728

約数和(自身を除く): 9112923

約数列:

[1, 3, 5, 9, 15, 45, 223, 669, 1115, 1223, 2007, 3345, 3669, 6115, 10035, 11007, 18345, 55035, 272729, 818187, 1363645, 2454561, 4090935, 12272805]

約数ペア:

[(1, 12272805), (3, 4090935), (5, 2454561), (9, 1363645), (15, 818187), (45, 272729), (223, 55035), (669, 18345), (1115, 11007), (1223, 10035), (2007, 6115), (3345, 3669)]