12212955

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2137}}^1$

素因数の和:2275

約数の個数: 24

約数和(自身を含む): 21345792

約数和(自身を除く): 9132837

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 2137, 5715, 6411, 10685, 19233, 32055, 96165, 271399, 814197, 1356995, 2442591, 4070985, 12212955]

約数ペア:

[(1, 12212955), (3, 4070985), (5, 2442591), (9, 1356995), (15, 814197), (45, 271399), (127, 96165), (381, 32055), (635, 19233), (1143, 10685), (1905, 6411), (2137, 5715)]