13923371

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 18923520

約数和(自身を除く): 5000149

約数列:

[1, 7, 11, 19, 31, 77, 133, 209, 217, 307, 341, 589, 1463, 2149, 2387, 3377, 4123, 5833, 6479, 9517, 23639, 40831, 45353, 64163, 66619, 104687, 180823, 449141, 732809, 1265761, 1989053, 13923371]

約数ペア:

[(1, 13923371), (7, 1989053), (11, 1265761), (19, 732809), (31, 449141), (77, 180823), (133, 104687), (209, 66619), (217, 64163), (307, 45353), (341, 40831), (589, 23639), (1463, 9517), (2149, 6479), (2387, 5833), (3377, 4123)]