168278539

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{691}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 200591424

約数和(自身を除く): 32312885

約数列:

[1, 11, 13, 131, 143, 169, 691, 1441, 1703, 1859, 7601, 8983, 18733, 22139, 90521, 98813, 116779, 243529, 995731, 1176773, 1284569, 12944503, 15298049, 168278539]

約数ペア:

[(1, 168278539), (11, 15298049), (13, 12944503), (131, 1284569), (143, 1176773), (169, 995731), (691, 243529), (1441, 116779), (1703, 98813), (1859, 90521), (7601, 22139), (8983, 18733)]