12047973

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1999}}^1$

素因数の和:2057

約数の個数: 24

約数和(自身を含む): 19152000

約数和(自身を除く): 7104027

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 1999, 2009, 5997, 6027, 13993, 41979, 81959, 97951, 245877, 293853, 573713, 1721139, 4015991, 12047973]

約数ペア:

[(1, 12047973), (3, 4015991), (7, 1721139), (21, 573713), (41, 293853), (49, 245877), (123, 97951), (147, 81959), (287, 41979), (861, 13993), (1999, 6027), (2009, 5997)]