8021377

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{487}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 9947392

約数和(自身を除く): 1926015

約数列:

[1, 7, 13, 91, 181, 487, 1267, 2353, 3409, 6331, 16471, 44317, 88147, 617029, 1145911, 8021377]

約数ペア:

[(1, 8021377), (7, 1145911), (13, 617029), (91, 88147), (181, 44317), (487, 16471), (1267, 6331), (2353, 3409)]