12666285

素因数分解:

$3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{709}}^1$

素因数の和:1117

約数の個数: 24

約数和(自身を含む): 22041240

約数和(自身を除く): 9374955

約数列:

[1, 3, 5, 9, 15, 45, 397, 709, 1191, 1985, 2127, 3545, 3573, 5955, 6381, 10635, 17865, 31905, 281473, 844419, 1407365, 2533257, 4222095, 12666285]

約数ペア:

[(1, 12666285), (3, 4222095), (5, 2533257), (9, 1407365), (15, 844419), (45, 281473), (397, 31905), (709, 17865), (1191, 10635), (1985, 6381), (2127, 5955), (3545, 3573)]