15015009

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:680

約数の個数: 16

約数和(自身を含む): 20476800

約数和(自身を除く): 5461791

約数列:

[1, 3, 71, 157, 213, 449, 471, 1347, 11147, 31879, 33441, 70493, 95637, 211479, 5005003, 15015009]

約数ペア:

[(1, 15015009), (3, 5005003), (71, 211479), (157, 95637), (213, 70493), (449, 33441), (471, 31879), (1347, 11147)]