1666728

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{3307}}^1$

素因数の和:3326

約数の個数: 48

約数和(自身を含む): 5160480

約数和(自身を除く): 3493752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 3307, 6614, 9921, 13228, 19842, 23149, 26456, 29763, 39684, 46298, 59526, 69447, 79368, 92596, 119052, 138894, 185192, 208341, 238104, 277788, 416682, 555576, 833364, 1666728]

約数ペア:

[(1, 1666728), (2, 833364), (3, 555576), (4, 416682), (6, 277788), (7, 238104), (8, 208341), (9, 185192), (12, 138894), (14, 119052), (18, 92596), (21, 79368), (24, 69447), (28, 59526), (36, 46298), (42, 39684), (56, 29763), (63, 26456), (72, 23149), (84, 19842), (126, 13228), (168, 9921), (252, 6614), (504, 3307)]