556985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:89

約数の個数: 32

約数和(自身を含む): 846720

約数和(自身を除く): 289735

約数列:

[1, 5, 11, 13, 19, 41, 55, 65, 95, 143, 205, 209, 247, 451, 533, 715, 779, 1045, 1235, 2255, 2665, 2717, 3895, 5863, 8569, 10127, 13585, 29315, 42845, 50635, 111397, 556985]

約数ペア:

[(1, 556985), (5, 111397), (11, 50635), (13, 42845), (19, 29315), (41, 13585), (55, 10127), (65, 8569), (95, 5863), (143, 3895), (205, 2717), (209, 2665), (247, 2255), (451, 1235), (533, 1045), (715, 779)]