3946905

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 6901440

約数和(自身を除く): 2954535

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 631, 695, 1251, 1893, 2085, 3155, 5679, 6255, 9465, 28395, 87709, 263127, 438545, 789381, 1315635, 3946905]

約数ペア:

[(1, 3946905), (3, 1315635), (5, 789381), (9, 438545), (15, 263127), (45, 87709), (139, 28395), (417, 9465), (631, 6255), (695, 5679), (1251, 3155), (1893, 2085)]