9870579

素因数分解:

$3^4\times {\mathrm{233}}^1\times {\mathrm{523}}^1$

素因数の和:768

約数の個数: 20

約数和(自身を含む): 14836536

約数和(自身を除く): 4965957

約数列:

[1, 3, 9, 27, 81, 233, 523, 699, 1569, 2097, 4707, 6291, 14121, 18873, 42363, 121859, 365577, 1096731, 3290193, 9870579]

約数ペア:

[(1, 9870579), (3, 3290193), (9, 1096731), (27, 365577), (81, 121859), (233, 42363), (523, 18873), (699, 14121), (1569, 6291), (2097, 4707)]