13871541

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 20684160

約数和(自身を除く): 6812619

約数列:

[1, 3, 17, 29, 51, 83, 87, 113, 249, 339, 493, 1411, 1479, 1921, 2407, 3277, 4233, 5763, 7221, 9379, 9831, 28137, 40919, 55709, 122757, 159443, 167127, 271991, 478329, 815973, 4623847, 13871541]

約数ペア:

[(1, 13871541), (3, 4623847), (17, 815973), (29, 478329), (51, 271991), (83, 167127), (87, 159443), (113, 122757), (249, 55709), (339, 40919), (493, 28137), (1411, 9831), (1479, 9379), (1921, 7221), (2407, 5763), (3277, 4233)]