28307856

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:448

約数の個数: 80

約数和(自身を含む): 78369984

約数和(自身を除く): 50062128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 113, 136, 204, 226, 272, 307, 339, 408, 452, 614, 678, 816, 904, 921, 1228, 1356, 1808, 1842, 1921, 2456, 2712, 3684, 3842, 4912, 5219, 5424, 5763, 7368, 7684, 10438, 11526, 14736, 15368, 15657, 20876, 23052, 30736, 31314, 34691, 41752, 46104, 62628, 69382, 83504, 92208, 104073, 125256, 138764, 208146, 250512, 277528, 416292, 555056, 589747, 832584, 1179494, 1665168, 1769241, 2358988, 3538482, 4717976, 7076964, 9435952, 14153928, 28307856]

約数ペア:

[(1, 28307856), (2, 14153928), (3, 9435952), (4, 7076964), (6, 4717976), (8, 3538482), (12, 2358988), (16, 1769241), (17, 1665168), (24, 1179494), (34, 832584), (48, 589747), (51, 555056), (68, 416292), (102, 277528), (113, 250512), (136, 208146), (204, 138764), (226, 125256), (272, 104073), (307, 92208), (339, 83504), (408, 69382), (452, 62628), (614, 46104), (678, 41752), (816, 34691), (904, 31314), (921, 30736), (1228, 23052), (1356, 20876), (1808, 15657), (1842, 15368), (1921, 14736), (2456, 11526), (2712, 10438), (3684, 7684), (3842, 7368), (4912, 5763), (5219, 5424)]