31138679

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12809}}^1$

素因数の和:12850

約数の個数: 16

約数和(自身を含む): 38737440

約数和(自身を除く): 7598761

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 12809, 140899, 166517, 217753, 1831687, 2395283, 2830789, 31138679]

約数ペア:

[(1, 31138679), (11, 2830789), (13, 2395283), (17, 1831687), (143, 217753), (187, 166517), (221, 140899), (2431, 12809)]