686831041

素因数分解:

${\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{397}}^1$

素因数の和:805

約数の個数: 24

約数和(自身を含む): 773497080

約数和(自身を除く): 86666039

約数列:

[1, 13, 29, 169, 353, 377, 397, 4589, 4901, 5161, 10237, 11513, 59657, 67093, 133081, 140141, 149669, 1730053, 1821833, 1945697, 4064089, 23683829, 52833157, 686831041]

約数ペア:

[(1, 686831041), (13, 52833157), (29, 23683829), (169, 4064089), (353, 1945697), (377, 1821833), (397, 1730053), (4589, 149669), (4901, 140141), (5161, 133081), (10237, 67093), (11513, 59657)]