12945569

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 16584192

約数和(自身を除く): 3638623

約数列:

[1, 7, 13, 31, 91, 169, 217, 353, 403, 1183, 2471, 2821, 4589, 5239, 10943, 32123, 36673, 59657, 76601, 142259, 417599, 995813, 1849367, 12945569]

約数ペア:

[(1, 12945569), (7, 1849367), (13, 995813), (31, 417599), (91, 142259), (169, 76601), (217, 59657), (353, 36673), (403, 32123), (1183, 10943), (2471, 5239), (2821, 4589)]