68820479

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{4817}}^1$

素因数の和:4994

約数の個数: 16

約数和(自身を含む): 85259328

約数和(自身を除く): 16438849

約数列:

[1, 7, 13, 91, 157, 1099, 2041, 4817, 14287, 33719, 62621, 438347, 756269, 5293883, 9831497, 68820479]

約数ペア:

[(1, 68820479), (7, 9831497), (13, 5293883), (91, 756269), (157, 438347), (1099, 62621), (2041, 33719), (4817, 14287)]