390645068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{78569}}^1$

素因数の和:78697

約数の個数: 24

約数和(自身を含む): 752386320

約数和(自身を除く): 361741252

約数列:

[1, 2, 4, 11, 22, 44, 113, 226, 452, 1243, 2486, 4972, 78569, 157138, 314276, 864259, 1728518, 3457036, 8878297, 17756594, 35513188, 97661267, 195322534, 390645068]

約数ペア:

[(1, 390645068), (2, 195322534), (4, 97661267), (11, 35513188), (22, 17756594), (44, 8878297), (113, 3457036), (226, 1728518), (452, 864259), (1243, 314276), (2486, 157138), (4972, 78569)]