289221290

素因数分解:

$2^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{91237}}^1$

素因数の和:91561

約数の個数: 16

約数和(自身を含む): 522246312

約数和(自身を除く): 233025022

約数列:

[1, 2, 5, 10, 317, 634, 1585, 3170, 91237, 182474, 456185, 912370, 28922129, 57844258, 144610645, 289221290]

約数ペア:

[(1, 289221290), (2, 144610645), (5, 57844258), (10, 28922129), (317, 912370), (634, 456185), (1585, 182474), (3170, 91237)]