12390813

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{739}}^1$

素因数の和:780

約数の個数: 28

約数和(自身を含む): 19411680

約数和(自身を除く): 7020867

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 729, 739, 1863, 2217, 5589, 6651, 16767, 16997, 19953, 50991, 59859, 152973, 179577, 458919, 538731, 1376757, 4130271, 12390813]

約数ペア:

[(1, 12390813), (3, 4130271), (9, 1376757), (23, 538731), (27, 458919), (69, 179577), (81, 152973), (207, 59859), (243, 50991), (621, 19953), (729, 16997), (739, 16767), (1863, 6651), (2217, 5589)]