251009281

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{2609}}^1$

素因数の和:2768

約数の個数: 16

約数和(自身を含む): 270604800

約数和(自身を除く): 19595519

約数列:

[1, 23, 47, 89, 1081, 2047, 2609, 4183, 60007, 96209, 122623, 232201, 2820329, 5340623, 10913447, 251009281]

約数ペア:

[(1, 251009281), (23, 10913447), (47, 5340623), (89, 2820329), (1081, 232201), (2047, 122623), (2609, 96209), (4183, 60007)]