65420564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{1811}}^1$

素因数の和:2647

約数の個数: 24

約数和(自身を含む): 125114976

約数和(自身を除く): 59694412

約数列:

[1, 2, 4, 11, 22, 44, 821, 1642, 1811, 3284, 3622, 7244, 9031, 18062, 19921, 36124, 39842, 79684, 1486831, 2973662, 5947324, 16355141, 32710282, 65420564]

約数ペア:

[(1, 65420564), (2, 32710282), (4, 16355141), (11, 5947324), (22, 2973662), (44, 1486831), (821, 79684), (1642, 39842), (1811, 36124), (3284, 19921), (3622, 18062), (7244, 9031)]