64247823

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{13003}}^1$

素因数の和:13076

約数の個数: 20

約数和(自身を含む): 97556008

約数和(自身を除く): 33308185

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 13003, 39009, 117027, 351081, 793183, 1053243, 2379549, 7138647, 21415941, 64247823]

約数ペア:

[(1, 64247823), (3, 21415941), (9, 7138647), (27, 2379549), (61, 1053243), (81, 793183), (183, 351081), (549, 117027), (1647, 39009), (4941, 13003)]