28292277

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31541}}^1$

素因数の和:31580

約数の個数: 16

約数和(自身を含む): 42392448

約数和(自身を除く): 14100171

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 31541, 94623, 410033, 725443, 1230099, 2176329, 9430759, 28292277]

約数ペア:

[(1, 28292277), (3, 9430759), (13, 2176329), (23, 1230099), (39, 725443), (69, 410033), (299, 94623), (897, 31541)]