2045781381

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{317323}}^1$

素因数の和:317640

約数の個数: 16

約数和(自身を含む): 3127545344

約数和(自身を除く): 1081763963

約数列:

[1, 3, 7, 21, 307, 921, 2149, 6447, 317323, 951969, 2221261, 6663783, 97418161, 292254483, 681927127, 2045781381]

約数ペア:

[(1, 2045781381), (3, 681927127), (7, 292254483), (21, 97418161), (307, 6663783), (921, 2221261), (2149, 951969), (6447, 317323)]