11890021

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 15216768

約数和(自身を除く): 3326747

約数列:

[1, 11, 13, 17, 67, 73, 143, 187, 221, 737, 803, 871, 949, 1139, 1241, 2431, 4891, 9581, 10439, 12529, 13651, 14807, 16133, 53801, 63583, 83147, 162877, 177463, 699413, 914617, 1080911, 11890021]

約数ペア:

[(1, 11890021), (11, 1080911), (13, 914617), (17, 699413), (67, 177463), (73, 162877), (143, 83147), (187, 63583), (221, 53801), (737, 16133), (803, 14807), (871, 13651), (949, 12529), (1139, 10439), (1241, 9581), (2431, 4891)]