72820629

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{26881}}^1$

素因数の和:26937

約数の個数: 24

約数和(自身を含む): 123012032

約数和(自身を除く): 50191403

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 26881, 80643, 188167, 241929, 564501, 1155883, 1693503, 3467649, 8091181, 10402947, 24273543, 72820629]

約数ペア:

[(1, 72820629), (3, 24273543), (7, 10402947), (9, 8091181), (21, 3467649), (43, 1693503), (63, 1155883), (129, 564501), (301, 241929), (387, 188167), (903, 80643), (2709, 26881)]