251967999

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1213}}^1\times {\mathrm{4073}}^1$

素因数の和:5306

約数の個数: 16

約数和(自身を含む): 356100192

約数和(自身を除く): 104132193

約数列:

[1, 3, 17, 51, 1213, 3639, 4073, 12219, 20621, 61863, 69241, 207723, 4940549, 14821647, 83989333, 251967999]

約数ペア:

[(1, 251967999), (3, 83989333), (17, 14821647), (51, 4940549), (1213, 207723), (3639, 69241), (4073, 61863), (12219, 20621)]