81193116

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{157351}}^1$

素因数の和:157401

約数の個数: 24

約数和(自身を含む): 193857664

約数和(自身を除く): 112664548

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 157351, 314702, 472053, 629404, 944106, 1888212, 6766093, 13532186, 20298279, 27064372, 40596558, 81193116]

約数ペア:

[(1, 81193116), (2, 40596558), (3, 27064372), (4, 20298279), (6, 13532186), (12, 6766093), (43, 1888212), (86, 944106), (129, 629404), (172, 472053), (258, 314702), (516, 157351)]