28871304

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{919}}^1$

素因数の和:963

約数の個数: 128

約数和(自身を含む): 95385600

約数和(自身を除く): 66514296

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 17, 21, 22, 24, 28, 33, 34, 42, 44, 51, 56, 66, 68, 77, 84, 88, 102, 119, 132, 136, 154, 168, 187, 204, 231, 238, 264, 308, 357, 374, 408, 462, 476, 561, 616, 714, 748, 919, 924, 952, 1122, 1309, 1428, 1496, 1838, 1848, 2244, 2618, 2757, 2856, 3676, 3927, 4488, 5236, 5514, 6433, 7352, 7854, 10109, 10472, 11028, 12866, 15623, 15708, 19299, 20218, 22056, 25732, 30327, 31246, 31416, 38598, 40436, 46869, 51464, 60654, 62492, 70763, 77196, 80872, 93738, 109361, 121308, 124984, 141526, 154392, 171853, 187476, 212289, 218722, 242616, 283052, 328083, 343706, 374952, 424578, 437444, 515559, 566104, 656166, 687412, 849156, 874888, 1031118, 1202971, 1312332, 1374824, 1698312, 2062236, 2405942, 2624664, 3608913, 4124472, 4811884, 7217826, 9623768, 14435652, 28871304]

約数ペア:

[(1, 28871304), (2, 14435652), (3, 9623768), (4, 7217826), (6, 4811884), (7, 4124472), (8, 3608913), (11, 2624664), (12, 2405942), (14, 2062236), (17, 1698312), (21, 1374824), (22, 1312332), (24, 1202971), (28, 1031118), (33, 874888), (34, 849156), (42, 687412), (44, 656166), (51, 566104), (56, 515559), (66, 437444), (68, 424578), (77, 374952), (84, 343706), (88, 328083), (102, 283052), (119, 242616), (132, 218722), (136, 212289), (154, 187476), (168, 171853), (187, 154392), (204, 141526), (231, 124984), (238, 121308), (264, 109361), (308, 93738), (357, 80872), (374, 77196), (408, 70763), (462, 62492), (476, 60654), (561, 51464), (616, 46869), (714, 40436), (748, 38598), (919, 31416), (924, 31246), (952, 30327), (1122, 25732), (1309, 22056), (1428, 20218), (1496, 19299), (1838, 15708), (1848, 15623), (2244, 12866), (2618, 11028), (2757, 10472), (2856, 10109), (3676, 7854), (3927, 7352), (4488, 6433), (5236, 5514)]