81376582

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{305927}}^1$

素因数の和:305955

約数の個数: 16

約数和(自身を含む): 146845440

約数和(自身を除く): 65468858

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 305927, 611854, 2141489, 4282978, 5812613, 11625226, 40688291, 81376582]

約数ペア:

[(1, 81376582), (2, 40688291), (7, 11625226), (14, 5812613), (19, 4282978), (38, 2141489), (133, 611854), (266, 305927)]