28798605

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:120

約数の個数: 96

約数和(自身を含む): 58988160

約数和(自身を除く): 30189555

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 41, 43, 45, 55, 99, 121, 123, 129, 135, 165, 205, 215, 297, 363, 369, 387, 451, 473, 495, 605, 615, 645, 1089, 1107, 1161, 1353, 1419, 1485, 1763, 1815, 1845, 1935, 2255, 2365, 3267, 4059, 4257, 4961, 5203, 5289, 5445, 5535, 5805, 6765, 7095, 8815, 12177, 12771, 14883, 15609, 15867, 16335, 19393, 20295, 21285, 24805, 26015, 26445, 44649, 46827, 47601, 58179, 60885, 63855, 74415, 78045, 79335, 96965, 133947, 140481, 174537, 213323, 223245, 234135, 238005, 290895, 523611, 639969, 669735, 702405, 872685, 1066615, 1919907, 2618055, 3199845, 5759721, 9599535, 28798605]

約数ペア:

[(1, 28798605), (3, 9599535), (5, 5759721), (9, 3199845), (11, 2618055), (15, 1919907), (27, 1066615), (33, 872685), (41, 702405), (43, 669735), (45, 639969), (55, 523611), (99, 290895), (121, 238005), (123, 234135), (129, 223245), (135, 213323), (165, 174537), (205, 140481), (215, 133947), (297, 96965), (363, 79335), (369, 78045), (387, 74415), (451, 63855), (473, 60885), (495, 58179), (605, 47601), (615, 46827), (645, 44649), (1089, 26445), (1107, 26015), (1161, 24805), (1353, 21285), (1419, 20295), (1485, 19393), (1763, 16335), (1815, 15867), (1845, 15609), (1935, 14883), (2255, 12771), (2365, 12177), (3267, 8815), (4059, 7095), (4257, 6765), (4961, 5805), (5203, 5535), (5289, 5445)]