81412434

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{63703}}^1$

素因数の和:63782

約数の個数: 24

約数和(自身を含む): 178880832

約数和(自身を除く): 97468398

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 63703, 127406, 191109, 382218, 573327, 1146654, 4522913, 9045826, 13568739, 27137478, 40706217, 81412434]

約数ペア:

[(1, 81412434), (2, 40706217), (3, 27137478), (6, 13568739), (9, 9045826), (18, 4522913), (71, 1146654), (142, 573327), (213, 382218), (426, 191109), (639, 127406), (1278, 63703)]