28900558

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 48787200

約数和(自身を除く): 19886642

約数列:

[1, 2, 19, 23, 38, 43, 46, 86, 437, 769, 817, 874, 989, 1538, 1634, 1978, 14611, 17687, 18791, 29222, 33067, 35374, 37582, 66134, 336053, 628273, 672106, 760541, 1256546, 1521082, 14450279, 28900558]

約数ペア:

[(1, 28900558), (2, 14450279), (19, 1521082), (23, 1256546), (38, 760541), (43, 672106), (46, 628273), (86, 336053), (437, 66134), (769, 37582), (817, 35374), (874, 33067), (989, 29222), (1538, 18791), (1634, 17687), (1978, 14611)]