56639666

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1\times {\mathrm{1999}}^1$

素因数の和:2489

約数の個数: 16

約数和(自身を含む): 87936000

約数和(自身を除く): 31296334

約数列:

[1, 2, 31, 62, 457, 914, 1999, 3998, 14167, 28334, 61969, 123938, 913543, 1827086, 28319833, 56639666]

約数ペア:

[(1, 56639666), (2, 28319833), (31, 1827086), (62, 913543), (457, 123938), (914, 61969), (1999, 28334), (3998, 14167)]