64624797

素因数分解:

$3^4\times {\mathrm{313}}^1\times {\mathrm{2549}}^1$

素因数の和:2874

約数の個数: 20

約数和(自身を含む): 96884700

約数和(自身を除く): 32259903

約数列:

[1, 3, 9, 27, 81, 313, 939, 2549, 2817, 7647, 8451, 22941, 25353, 68823, 206469, 797837, 2393511, 7180533, 21541599, 64624797]

約数ペア:

[(1, 64624797), (3, 21541599), (9, 7180533), (27, 2393511), (81, 797837), (313, 206469), (939, 68823), (2549, 25353), (2817, 22941), (7647, 8451)]