257430775439

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{13463}}^1\times {\mathrm{34703}}^1$

素因数の和:48214

約数の個数: 16

約数和(自身を含む): 280352793600

約数和(自身を除く): 22922018161

約数列:

[1, 19, 29, 551, 13463, 34703, 255797, 390427, 659357, 1006387, 7418113, 19121353, 467206489, 8876923291, 13548988181, 257430775439]

約数ペア:

[(1, 257430775439), (19, 13548988181), (29, 8876923291), (551, 467206489), (13463, 19121353), (34703, 7418113), (255797, 1006387), (390427, 659357)]