1859967

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:247

約数の個数: 24

約数和(自身を含む): 2886000

約数和(自身を除く): 1026033

約数列:

[1, 3, 9, 19, 57, 73, 149, 171, 219, 447, 657, 1341, 1387, 2831, 4161, 8493, 10877, 12483, 25479, 32631, 97893, 206663, 619989, 1859967]

約数ペア:

[(1, 1859967), (3, 619989), (9, 206663), (19, 97893), (57, 32631), (73, 25479), (149, 12483), (171, 10877), (219, 8493), (447, 4161), (657, 2831), (1341, 1387)]