131121724

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{271}}^1\times {\mathrm{1657}}^1$

素因数の和:2005

約数の個数: 24

約数和(自身を含む): 233605568

約数和(自身を除く): 102483844

約数列:

[1, 2, 4, 73, 146, 271, 292, 542, 1084, 1657, 3314, 6628, 19783, 39566, 79132, 120961, 241922, 449047, 483844, 898094, 1796188, 32780431, 65560862, 131121724]

約数ペア:

[(1, 131121724), (2, 65560862), (4, 32780431), (73, 1796188), (146, 898094), (271, 483844), (292, 449047), (542, 241922), (1084, 120961), (1657, 79132), (3314, 39566), (6628, 19783)]