12290131

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 15449280

約数和(自身を除く): 3159149

約数列:

[1, 7, 19, 43, 49, 133, 301, 307, 817, 931, 2107, 2149, 5719, 5833, 13201, 15043, 40033, 40831, 92407, 250819, 285817, 646849, 1755733, 12290131]

約数ペア:

[(1, 12290131), (7, 1755733), (19, 646849), (43, 285817), (49, 250819), (133, 92407), (301, 40831), (307, 40033), (817, 15043), (931, 13201), (2107, 5833), (2149, 5719)]