78857846809

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{1381}}^1\times {\mathrm{220471}}^1$

素因数の和:221896

約数の個数: 16

約数和(自身を含む): 92626460416

約数和(自身を除く): 13768613607

約数列:

[1, 7, 37, 259, 1381, 9667, 51097, 220471, 357679, 1543297, 8157427, 57101989, 304470451, 2131293157, 11265406687, 78857846809]

約数ペア:

[(1, 78857846809), (7, 11265406687), (37, 2131293157), (259, 304470451), (1381, 57101989), (9667, 8157427), (51097, 1543297), (220471, 357679)]