77897721

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{33247}}^1$

素因数の和:33332

約数の個数: 16

約数和(自身を含む): 114905088

約数和(自身を除く): 37007367

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 33247, 99741, 365717, 1097151, 2360537, 7081611, 25965907, 77897721]

約数ペア:

[(1, 77897721), (3, 25965907), (11, 7081611), (33, 2360537), (71, 1097151), (213, 365717), (781, 99741), (2343, 33247)]