291256459

素因数分解:

${\mathrm{13}}^2\times {\mathrm{863}}^1\times {\mathrm{1997}}^1$

素因数の和:2886

約数の個数: 12

約数和(自身を含む): 315907776

約数和(自身を除く): 24651317

約数列:

[1, 13, 169, 863, 1997, 11219, 25961, 145847, 337493, 1723411, 22404343, 291256459]

約数ペア:

[(1, 291256459), (13, 22404343), (169, 1723411), (863, 337493), (1997, 145847), (11219, 25961)]