251112721

素因数分解:

${\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1\times {\mathrm{433}}^1$

素因数の和:816

約数の個数: 16

約数和(自身を含む): 268107840

約数和(自身を除く): 16995119

約数列:

[1, 19, 131, 233, 433, 2489, 4427, 8227, 30523, 56723, 100889, 579937, 1077737, 1916891, 13216459, 251112721]

約数ペア:

[(1, 251112721), (19, 13216459), (131, 1916891), (233, 1077737), (433, 579937), (2489, 100889), (4427, 56723), (8227, 30523)]