15209215971

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1787}}^1\times {\mathrm{3881}}^1$

素因数の和:5731

約数の個数: 32

約数和(自身を含む): 21989138688

約数和(自身を除く): 6779922717

約数列:

[1, 3, 17, 43, 51, 129, 731, 1787, 2193, 3881, 5361, 11643, 30379, 65977, 76841, 91137, 166883, 197931, 230523, 500649, 1306297, 2837011, 3918891, 6935347, 8511033, 20806041, 117900899, 298219921, 353702697, 894659763, 5069738657, 15209215971]

約数ペア:

[(1, 15209215971), (3, 5069738657), (17, 894659763), (43, 353702697), (51, 298219921), (129, 117900899), (731, 20806041), (1787, 8511033), (2193, 6935347), (3881, 3918891), (5361, 2837011), (11643, 1306297), (30379, 500649), (65977, 230523), (76841, 197931), (91137, 166883)]