64388439

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{9137}}^1$

素因数の和:9181

約数の個数: 24

約数和(自身を含む): 99786960

約数和(自身を除く): 35398521

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 7047, 9137, 27411, 82233, 246699, 264973, 740097, 794919, 2220291, 2384757, 7154271, 21462813, 64388439]

約数ペア:

[(1, 64388439), (3, 21462813), (9, 7154271), (27, 2384757), (29, 2220291), (81, 794919), (87, 740097), (243, 264973), (261, 246699), (783, 82233), (2349, 27411), (7047, 9137)]