28388912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:174

約数の個数: 80

約数和(自身を含む): 62272800

約数和(自身を除く): 33883888

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 59, 61, 68, 116, 118, 122, 136, 232, 236, 244, 272, 464, 472, 488, 493, 944, 976, 986, 1003, 1037, 1711, 1769, 1972, 2006, 2074, 3422, 3538, 3599, 3944, 4012, 4148, 6844, 7076, 7198, 7888, 8024, 8296, 13688, 14152, 14396, 16048, 16592, 27376, 28304, 28792, 29087, 30073, 57584, 58174, 60146, 61183, 104371, 116348, 120292, 122366, 208742, 232696, 240584, 244732, 417484, 465392, 481168, 489464, 834968, 978928, 1669936, 1774307, 3548614, 7097228, 14194456, 28388912]

約数ペア:

[(1, 28388912), (2, 14194456), (4, 7097228), (8, 3548614), (16, 1774307), (17, 1669936), (29, 978928), (34, 834968), (58, 489464), (59, 481168), (61, 465392), (68, 417484), (116, 244732), (118, 240584), (122, 232696), (136, 208742), (232, 122366), (236, 120292), (244, 116348), (272, 104371), (464, 61183), (472, 60146), (488, 58174), (493, 57584), (944, 30073), (976, 29087), (986, 28792), (1003, 28304), (1037, 27376), (1711, 16592), (1769, 16048), (1972, 14396), (2006, 14152), (2074, 13688), (3422, 8296), (3538, 8024), (3599, 7888), (3944, 7198), (4012, 7076), (4148, 6844)]