5581615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1997}}^1$

素因数の和:2058

約数の個数: 16

約数和(自身を含む): 7384608

約数和(自身を除く): 1802993

約数列:

[1, 5, 13, 43, 65, 215, 559, 1997, 2795, 9985, 25961, 85871, 129805, 429355, 1116323, 5581615]

約数ペア:

[(1, 5581615), (5, 1116323), (13, 429355), (43, 129805), (65, 85871), (215, 25961), (559, 9985), (1997, 2795)]