81623866

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{21179}}^1$

素因数の和:21269

約数の個数: 16

約数和(自身を含む): 128096640

約数和(自身を除く): 46472774

約数列:

[1, 2, 41, 47, 82, 94, 1927, 3854, 21179, 42358, 868339, 995413, 1736678, 1990826, 40811933, 81623866]

約数ペア:

[(1, 81623866), (2, 40811933), (41, 1990826), (47, 1736678), (82, 995413), (94, 868339), (1927, 42358), (3854, 21179)]