28343556

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1597}}^1$

素因数の和:1653

約数の個数: 72

約数和(自身を含む): 78525720

約数和(自身を除く): 50182164

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 29, 34, 36, 51, 58, 68, 87, 102, 116, 153, 174, 204, 261, 306, 348, 493, 522, 612, 986, 1044, 1479, 1597, 1972, 2958, 3194, 4437, 4791, 5916, 6388, 8874, 9582, 14373, 17748, 19164, 27149, 28746, 46313, 54298, 57492, 81447, 92626, 108596, 138939, 162894, 185252, 244341, 277878, 325788, 416817, 488682, 555756, 787321, 833634, 977364, 1574642, 1667268, 2361963, 3149284, 4723926, 7085889, 9447852, 14171778, 28343556]

約数ペア:

[(1, 28343556), (2, 14171778), (3, 9447852), (4, 7085889), (6, 4723926), (9, 3149284), (12, 2361963), (17, 1667268), (18, 1574642), (29, 977364), (34, 833634), (36, 787321), (51, 555756), (58, 488682), (68, 416817), (87, 325788), (102, 277878), (116, 244341), (153, 185252), (174, 162894), (204, 138939), (261, 108596), (306, 92626), (348, 81447), (493, 57492), (522, 54298), (612, 46313), (986, 28746), (1044, 27149), (1479, 19164), (1597, 17748), (1972, 14373), (2958, 9582), (3194, 8874), (4437, 6388), (4791, 5916)]