12809205

素因数分解:

$3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{397}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 22924800

約数和(自身を除く): 10115595

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 239, 397, 717, 1191, 1195, 1985, 2151, 3573, 3585, 5955, 6453, 10719, 10755, 17865, 32265, 53595, 94883, 284649, 474415, 853947, 1423245, 2561841, 4269735, 12809205]

約数ペア:

[(1, 12809205), (3, 4269735), (5, 2561841), (9, 1423245), (15, 853947), (27, 474415), (45, 284649), (135, 94883), (239, 53595), (397, 32265), (717, 17865), (1191, 10755), (1195, 10719), (1985, 6453), (2151, 5955), (3573, 3585)]