65465981

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2729}}^1$

素因数の和:2908

約数の個数: 16

約数和(自身を含む): 78624000

約数和(自身を除く): 13158019

約数列:

[1, 7, 23, 149, 161, 1043, 2729, 3427, 19103, 23989, 62767, 406621, 439369, 2846347, 9352283, 65465981]

約数ペア:

[(1, 65465981), (7, 9352283), (23, 2846347), (149, 439369), (161, 406621), (1043, 62767), (2729, 23989), (3427, 19103)]