1222286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{887}}^1$

素因数の和:955

約数の個数: 16

約数和(自身を含む): 2013984

約数和(自身を除く): 791698

約数列:

[1, 2, 13, 26, 53, 106, 689, 887, 1378, 1774, 11531, 23062, 47011, 94022, 611143, 1222286]

約数ペア:

[(1, 1222286), (2, 611143), (13, 94022), (26, 47011), (53, 23062), (106, 11531), (689, 1774), (887, 1378)]