80991189

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{2713}}^1$

素因数の和:2857

約数の個数: 24

約数和(自身を含む): 121934592

約数和(自身を除く): 40943403

約数列:

[1, 3, 9, 31, 93, 107, 279, 321, 963, 2713, 3317, 8139, 9951, 24417, 29853, 84103, 252309, 290291, 756927, 870873, 2612619, 8999021, 26997063, 80991189]

約数ペア:

[(1, 80991189), (3, 26997063), (9, 8999021), (31, 2612619), (93, 870873), (107, 756927), (279, 290291), (321, 252309), (963, 84103), (2713, 29853), (3317, 24417), (8139, 9951)]