28889601

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{5407}}^1$

素因数の和:5560

約数の個数: 16

約数和(自身を含む): 41793024

約数和(自身を除く): 12903423

約数列:

[1, 3, 13, 39, 137, 411, 1781, 5343, 5407, 16221, 70291, 210873, 740759, 2222277, 9629867, 28889601]

約数ペア:

[(1, 28889601), (3, 9629867), (13, 2222277), (39, 740759), (137, 210873), (411, 70291), (1781, 16221), (5343, 5407)]