55129371

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 83159808

約数和(自身を除く): 28030437

約数列:

[1, 3, 11, 33, 37, 111, 163, 277, 407, 489, 831, 1221, 1793, 3047, 5379, 6031, 9141, 10249, 18093, 30747, 45151, 66341, 112739, 135453, 199023, 338217, 496661, 1489983, 1670587, 5011761, 18376457, 55129371]

約数ペア:

[(1, 55129371), (3, 18376457), (11, 5011761), (33, 1670587), (37, 1489983), (111, 496661), (163, 338217), (277, 199023), (407, 135453), (489, 112739), (831, 66341), (1221, 45151), (1793, 30747), (3047, 18093), (5379, 10249), (6031, 9141)]