15242721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{16993}}^1$

素因数の和:17032

約数の個数: 16

約数和(自身を含む): 22839936

約数和(自身を除く): 7597215

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 16993, 50979, 220909, 390839, 662727, 1172517, 5080907, 15242721]

約数ペア:

[(1, 15242721), (3, 5080907), (13, 1172517), (23, 662727), (39, 390839), (69, 220909), (299, 50979), (897, 16993)]