28168668

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:336

約数の個数: 96

約数和(自身を含む): 80720640

約数和(自身を除く): 52551972

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 131, 132, 181, 198, 262, 297, 362, 393, 396, 524, 543, 594, 724, 786, 1086, 1179, 1188, 1441, 1572, 1629, 1991, 2172, 2358, 2882, 3258, 3537, 3982, 4323, 4716, 4887, 5764, 5973, 6516, 7074, 7964, 8646, 9774, 11946, 12969, 14148, 17292, 17919, 19548, 23711, 23892, 25938, 35838, 38907, 47422, 51876, 53757, 71133, 71676, 77814, 94844, 107514, 142266, 155628, 213399, 215028, 260821, 284532, 426798, 521642, 640197, 782463, 853596, 1043284, 1280394, 1564926, 2347389, 2560788, 3129852, 4694778, 7042167, 9389556, 14084334, 28168668]

約数ペア:

[(1, 28168668), (2, 14084334), (3, 9389556), (4, 7042167), (6, 4694778), (9, 3129852), (11, 2560788), (12, 2347389), (18, 1564926), (22, 1280394), (27, 1043284), (33, 853596), (36, 782463), (44, 640197), (54, 521642), (66, 426798), (99, 284532), (108, 260821), (131, 215028), (132, 213399), (181, 155628), (198, 142266), (262, 107514), (297, 94844), (362, 77814), (393, 71676), (396, 71133), (524, 53757), (543, 51876), (594, 47422), (724, 38907), (786, 35838), (1086, 25938), (1179, 23892), (1188, 23711), (1441, 19548), (1572, 17919), (1629, 17292), (1991, 14148), (2172, 12969), (2358, 11946), (2882, 9774), (3258, 8646), (3537, 7964), (3982, 7074), (4323, 6516), (4716, 5973), (4887, 5764)]