28082665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22739}}^1$

素因数の和:22776

約数の個数: 16

約数和(自身を含む): 38203200

約数和(自身を除く): 10120535

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 22739, 113695, 295607, 432041, 1478035, 2160205, 5616533, 28082665]

約数ペア:

[(1, 28082665), (5, 5616533), (13, 2160205), (19, 1478035), (65, 432041), (95, 295607), (247, 113695), (1235, 22739)]