28306238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 47174400

約数和(自身を除く): 18868162

約数列:

[1, 2, 19, 23, 38, 46, 139, 233, 278, 437, 466, 874, 2641, 3197, 4427, 5282, 5359, 6394, 8854, 10718, 32387, 60743, 64774, 101821, 121486, 203642, 615353, 744901, 1230706, 1489802, 14153119, 28306238]

約数ペア:

[(1, 28306238), (2, 14153119), (19, 1489802), (23, 1230706), (38, 744901), (46, 615353), (139, 203642), (233, 121486), (278, 101821), (437, 64774), (466, 60743), (874, 32387), (2641, 10718), (3197, 8854), (4427, 6394), (5282, 5359)]