1721556

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 4815720

約数和(自身を除く): 3094164

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 29, 34, 36, 51, 58, 68, 87, 97, 102, 116, 153, 174, 194, 204, 261, 291, 306, 348, 388, 493, 522, 582, 612, 873, 986, 1044, 1164, 1479, 1649, 1746, 1972, 2813, 2958, 3298, 3492, 4437, 4947, 5626, 5916, 6596, 8439, 8874, 9894, 11252, 14841, 16878, 17748, 19788, 25317, 29682, 33756, 47821, 50634, 59364, 95642, 101268, 143463, 191284, 286926, 430389, 573852, 860778, 1721556]

約数ペア:

[(1, 1721556), (2, 860778), (3, 573852), (4, 430389), (6, 286926), (9, 191284), (12, 143463), (17, 101268), (18, 95642), (29, 59364), (34, 50634), (36, 47821), (51, 33756), (58, 29682), (68, 25317), (87, 19788), (97, 17748), (102, 16878), (116, 14841), (153, 11252), (174, 9894), (194, 8874), (204, 8439), (261, 6596), (291, 5916), (306, 5626), (348, 4947), (388, 4437), (493, 3492), (522, 3298), (582, 2958), (612, 2813), (873, 1972), (986, 1746), (1044, 1649), (1164, 1479)]