28265783

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{811}}^1$

素因数の和:1214

約数の個数: 16

約数和(自身を含む): 34922496

約数和(自身を除く): 6656713

約数列:

[1, 7, 13, 91, 383, 811, 2681, 4979, 5677, 10543, 34853, 73801, 310613, 2174291, 4037969, 28265783]

約数ペア:

[(1, 28265783), (7, 4037969), (13, 2174291), (91, 310613), (383, 73801), (811, 34853), (2681, 10543), (4979, 5677)]