189955909

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{78139}}^1$

素因数の和:78180

約数の個数: 16

約数和(自身を含む): 236295360

約数和(自身を除く): 46339451

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 78139, 859529, 1015807, 1328363, 11173877, 14611993, 17268719, 189955909]

約数ペア:

[(1, 189955909), (11, 17268719), (13, 14611993), (17, 11173877), (143, 1328363), (187, 1015807), (221, 859529), (2431, 78139)]