64820547

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{19841}}^1$

素因数の和:19872

約数の個数: 24

約数和(自身を含む): 105559440

約数和(自身を除く): 40738893

約数列:

[1, 3, 9, 11, 27, 33, 99, 121, 297, 363, 1089, 3267, 19841, 59523, 178569, 218251, 535707, 654753, 1964259, 2400761, 5892777, 7202283, 21606849, 64820547]

約数ペア:

[(1, 64820547), (3, 21606849), (9, 7202283), (11, 5892777), (27, 2400761), (33, 1964259), (99, 654753), (121, 535707), (297, 218251), (363, 178569), (1089, 59523), (3267, 19841)]