15908157

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{8539}}^1$

素因数の和:8574

約数の個数: 20

約数和(自身を含む): 24800160

約数和(自身を除く): 8892003

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 8539, 25617, 76851, 196397, 230553, 589191, 691659, 1767573, 5302719, 15908157]

約数ペア:

[(1, 15908157), (3, 5302719), (9, 1767573), (23, 691659), (27, 589191), (69, 230553), (81, 196397), (207, 76851), (621, 25617), (1863, 8539)]