15356709

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{8243}}^1$

素因数の和:8278

約数の個数: 20

約数和(自身を含む): 23940576

約数和(自身を除く): 8583867

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 8243, 24729, 74187, 189589, 222561, 568767, 667683, 1706301, 5118903, 15356709]

約数ペア:

[(1, 15356709), (3, 5118903), (9, 1706301), (23, 667683), (27, 568767), (69, 222561), (81, 189589), (207, 74187), (621, 24729), (1863, 8243)]