12990798

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^2\times {\mathrm{751}}^1$

素因数の和:821

約数の個数: 36

約数和(自身を含む): 29122704

約数和(自身を除く): 16131906

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 751, 961, 1502, 1922, 2253, 2883, 4506, 5766, 6759, 8649, 13518, 17298, 23281, 46562, 69843, 139686, 209529, 419058, 721711, 1443422, 2165133, 4330266, 6495399, 12990798]

約数ペア:

[(1, 12990798), (2, 6495399), (3, 4330266), (6, 2165133), (9, 1443422), (18, 721711), (31, 419058), (62, 209529), (93, 139686), (186, 69843), (279, 46562), (558, 23281), (751, 17298), (961, 13518), (1502, 8649), (1922, 6759), (2253, 5766), (2883, 4506)]