2611721

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:368

約数の個数: 16

約数和(自身を含む): 3196800

約数和(自身を除く): 585079

約数列:

[1, 7, 19, 73, 133, 269, 511, 1387, 1883, 5111, 9709, 19637, 35777, 137459, 373103, 2611721]

約数ペア:

[(1, 2611721), (7, 373103), (19, 137459), (73, 35777), (133, 19637), (269, 9709), (511, 5111), (1387, 1883)]