71345209

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1307}}^1$

素因数の和:1369

約数の個数: 24

約数和(自身を含む): 86171040

約数和(自身を除く): 14825831

約数列:

[1, 13, 17, 19, 169, 221, 247, 323, 1307, 2873, 3211, 4199, 16991, 22219, 24833, 54587, 220883, 288847, 322829, 422161, 3755011, 4196777, 5488093, 71345209]

約数ペア:

[(1, 71345209), (13, 5488093), (17, 4196777), (19, 3755011), (169, 422161), (221, 322829), (247, 288847), (323, 220883), (1307, 54587), (2873, 24833), (3211, 22219), (4199, 16991)]