642720507

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1129}}^1\times {\mathrm{1327}}^1$

素因数の和:2483

約数の個数: 32

約数和(自身を含む): 1008430080

約数和(自身を除く): 365709573

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 1129, 1327, 3387, 3981, 12419, 14597, 14677, 17251, 37257, 43791, 44031, 51753, 161447, 189761, 484341, 569283, 1498183, 4494549, 16480013, 19476379, 49440039, 58429137, 214240169, 642720507]

約数ペア:

[(1, 642720507), (3, 214240169), (11, 58429137), (13, 49440039), (33, 19476379), (39, 16480013), (143, 4494549), (429, 1498183), (1129, 569283), (1327, 484341), (3387, 189761), (3981, 161447), (12419, 51753), (14597, 44031), (14677, 43791), (17251, 37257)]