28246285

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{317}}^1$

素因数の和:644

約数の個数: 16

約数和(自身を含む): 34618752

約数和(自身を除く): 6372467

約数列:

[1, 5, 71, 251, 317, 355, 1255, 1585, 17821, 22507, 79567, 89105, 112535, 397835, 5649257, 28246285]

約数ペア:

[(1, 28246285), (5, 5649257), (71, 397835), (251, 112535), (317, 89105), (355, 79567), (1255, 22507), (1585, 17821)]