28442678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 48708000

約数和(自身を除く): 20265322

約数列:

[1, 2, 11, 22, 29, 58, 109, 218, 319, 409, 638, 818, 1199, 2398, 3161, 4499, 6322, 8998, 11861, 23722, 34771, 44581, 69542, 89162, 130471, 260942, 490391, 980782, 1292849, 2585698, 14221339, 28442678]

約数ペア:

[(1, 28442678), (2, 14221339), (11, 2585698), (22, 1292849), (29, 980782), (58, 490391), (109, 260942), (218, 130471), (319, 89162), (409, 69542), (638, 44581), (818, 34771), (1199, 23722), (2398, 11861), (3161, 8998), (4499, 6322)]