81355722

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1937041}}^1$

素因数の和:1937053

約数の個数: 16

約数和(自身を含む): 185956032

約数和(自身を除く): 104600310

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1937041, 3874082, 5811123, 11622246, 13559287, 27118574, 40677861, 81355722]

約数ペア:

[(1, 81355722), (2, 40677861), (3, 27118574), (6, 13559287), (7, 11622246), (14, 5811123), (21, 3874082), (42, 1937041)]