158097961

素因数分解:

$7^3\times {\mathrm{113}}^1\times {\mathrm{4079}}^1$

素因数の和:4213

約数の個数: 16

約数和(自身を含む): 186048000

約数和(自身を除く): 27950039

約数列:

[1, 7, 49, 113, 343, 791, 4079, 5537, 28553, 38759, 199871, 460927, 1399097, 3226489, 22585423, 158097961]

約数ペア:

[(1, 158097961), (7, 22585423), (49, 3226489), (113, 1399097), (343, 460927), (791, 199871), (4079, 38759), (5537, 28553)]