12486815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{9871}}^1$

素因数の和:9910

約数の個数: 16

約数和(自身を含む): 17058816

約数和(自身を除く): 4572001

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 9871, 49355, 108581, 227033, 542905, 1135165, 2497363, 12486815]

約数ペア:

[(1, 12486815), (5, 2497363), (11, 1135165), (23, 542905), (55, 227033), (115, 108581), (253, 49355), (1265, 9871)]