2017723981

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{40241}}^1$

素因数の和:40309

約数の個数: 32

約数和(自身を含む): 2704262400

約数和(自身を除く): 686538419

約数列:

[1, 7, 13, 19, 29, 91, 133, 203, 247, 377, 551, 1729, 2639, 3857, 7163, 40241, 50141, 281687, 523133, 764579, 1166989, 3661931, 5352053, 8168923, 9939527, 15170857, 22172791, 69576689, 106195999, 155209537, 288246283, 2017723981]

約数ペア:

[(1, 2017723981), (7, 288246283), (13, 155209537), (19, 106195999), (29, 69576689), (91, 22172791), (133, 15170857), (203, 9939527), (247, 8168923), (377, 5352053), (551, 3661931), (1729, 1166989), (2639, 764579), (3857, 523133), (7163, 281687), (40241, 50141)]