28198104

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 83566080

約数和(自身を除く): 55367976

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 61, 66, 68, 88, 102, 103, 122, 132, 136, 183, 187, 204, 206, 244, 264, 309, 366, 374, 408, 412, 488, 561, 618, 671, 732, 748, 824, 1037, 1122, 1133, 1236, 1342, 1464, 1496, 1751, 2013, 2074, 2244, 2266, 2472, 2684, 3111, 3399, 3502, 4026, 4148, 4488, 4532, 5253, 5368, 6222, 6283, 6798, 7004, 8052, 8296, 9064, 10506, 11407, 12444, 12566, 13596, 14008, 16104, 18849, 19261, 21012, 22814, 24888, 25132, 27192, 34221, 37698, 38522, 42024, 45628, 50264, 57783, 68442, 69113, 75396, 77044, 91256, 106811, 115566, 136884, 138226, 150792, 154088, 207339, 213622, 231132, 273768, 276452, 320433, 414678, 427244, 462264, 552904, 640866, 829356, 854488, 1174921, 1281732, 1658712, 2349842, 2563464, 3524763, 4699684, 7049526, 9399368, 14099052, 28198104]

約数ペア:

[(1, 28198104), (2, 14099052), (3, 9399368), (4, 7049526), (6, 4699684), (8, 3524763), (11, 2563464), (12, 2349842), (17, 1658712), (22, 1281732), (24, 1174921), (33, 854488), (34, 829356), (44, 640866), (51, 552904), (61, 462264), (66, 427244), (68, 414678), (88, 320433), (102, 276452), (103, 273768), (122, 231132), (132, 213622), (136, 207339), (183, 154088), (187, 150792), (204, 138226), (206, 136884), (244, 115566), (264, 106811), (309, 91256), (366, 77044), (374, 75396), (408, 69113), (412, 68442), (488, 57783), (561, 50264), (618, 45628), (671, 42024), (732, 38522), (748, 37698), (824, 34221), (1037, 27192), (1122, 25132), (1133, 24888), (1236, 22814), (1342, 21012), (1464, 19261), (1496, 18849), (1751, 16104), (2013, 14008), (2074, 13596), (2244, 12566), (2266, 12444), (2472, 11407), (2684, 10506), (3111, 9064), (3399, 8296), (3502, 8052), (4026, 7004), (4148, 6798), (4488, 6283), (4532, 6222), (5253, 5368)]