64565721

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{19763}}^1$

素因数の和:19794

約数の個数: 24

約数和(自身を含む): 105144480

約数和(自身を除く): 40578759

約数列:

[1, 3, 9, 11, 27, 33, 99, 121, 297, 363, 1089, 3267, 19763, 59289, 177867, 217393, 533601, 652179, 1956537, 2391323, 5869611, 7173969, 21521907, 64565721]

約数ペア:

[(1, 64565721), (3, 21521907), (9, 7173969), (11, 5869611), (27, 2391323), (33, 1956537), (99, 652179), (121, 533601), (297, 217393), (363, 177867), (1089, 59289), (3267, 19763)]