11987261

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4931}}^1$

素因数の和:4972

約数の個数: 16

約数和(自身を含む): 14914368

約数和(自身を除く): 2927107

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 4931, 54241, 64103, 83827, 705133, 922097, 1089751, 11987261]

約数ペア:

[(1, 11987261), (11, 1089751), (13, 922097), (17, 705133), (143, 83827), (187, 64103), (221, 54241), (2431, 4931)]