28387497

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2273}}^1$

素因数の和:2480

約数の個数: 16

約数和(自身を含む): 39731328

約数和(自身を除く): 11343831

約数列:

[1, 3, 23, 69, 181, 543, 2273, 4163, 6819, 12489, 52279, 156837, 411413, 1234239, 9462499, 28387497]

約数ペア:

[(1, 28387497), (3, 9462499), (23, 1234239), (69, 411413), (181, 156837), (543, 52279), (2273, 12489), (4163, 6819)]