28278074

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 20105926

約数列:

[1, 2, 11, 22, 29, 58, 127, 254, 319, 349, 638, 698, 1397, 2794, 3683, 3839, 7366, 7678, 10121, 20242, 40513, 44323, 81026, 88646, 111331, 222662, 487553, 975106, 1285367, 2570734, 14139037, 28278074]

約数ペア:

[(1, 28278074), (2, 14139037), (11, 2570734), (22, 1285367), (29, 975106), (58, 487553), (127, 222662), (254, 111331), (319, 88646), (349, 81026), (638, 44323), (698, 40513), (1397, 20242), (2794, 10121), (3683, 7678), (3839, 7366)]