8245809

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 14414400

約数和(自身を除く): 6168591

約数列:

[1, 3, 9, 11, 13, 33, 39, 43, 99, 117, 129, 143, 149, 387, 429, 447, 473, 559, 1287, 1341, 1419, 1639, 1677, 1937, 4257, 4917, 5031, 5811, 6149, 6407, 14751, 17433, 18447, 19221, 21307, 55341, 57663, 63921, 70477, 83291, 191763, 211431, 249873, 634293, 749619, 916201, 2748603, 8245809]

約数ペア:

[(1, 8245809), (3, 2748603), (9, 916201), (11, 749619), (13, 634293), (33, 249873), (39, 211431), (43, 191763), (99, 83291), (117, 70477), (129, 63921), (143, 57663), (149, 55341), (387, 21307), (429, 19221), (447, 18447), (473, 17433), (559, 14751), (1287, 6407), (1341, 6149), (1419, 5811), (1639, 5031), (1677, 4917), (1937, 4257)]