55146978

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{43151}}^1$

素因数の和:43230

約数の個数: 24

約数和(自身を含む): 121170816

約数和(自身を除く): 66023838

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 43151, 86302, 129453, 258906, 388359, 776718, 3063721, 6127442, 9191163, 18382326, 27573489, 55146978]

約数ペア:

[(1, 55146978), (2, 27573489), (3, 18382326), (6, 9191163), (9, 6127442), (18, 3063721), (71, 776718), (142, 388359), (213, 258906), (426, 129453), (639, 86302), (1278, 43151)]