2047905

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2677}}^1$

素因数の和:2705

約数の個数: 24

約数和(自身を含む): 3759912

約数和(自身を除く): 1712007

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 2677, 8031, 13385, 24093, 40155, 45509, 120465, 136527, 227545, 409581, 682635, 2047905]

約数ペア:

[(1, 2047905), (3, 682635), (5, 409581), (9, 227545), (15, 136527), (17, 120465), (45, 45509), (51, 40155), (85, 24093), (153, 13385), (255, 8031), (765, 2677)]