64697211

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{3037}}^1$

素因数の和:3312

約数の個数: 20

約数和(自身を含む): 97045872

約数和(自身を除く): 32348661

約数列:

[1, 3, 9, 27, 81, 263, 789, 2367, 3037, 7101, 9111, 21303, 27333, 81999, 245997, 798731, 2396193, 7188579, 21565737, 64697211]

約数ペア:

[(1, 64697211), (3, 21565737), (9, 7188579), (27, 2396193), (81, 798731), (263, 245997), (789, 81999), (2367, 27333), (3037, 21303), (7101, 9111)]