8689328

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:405

約数の個数: 40

約数和(自身を含む): 17759280

約数和(自身を除く): 9069952

約数列:

[1, 2, 4, 8, 16, 29, 58, 61, 116, 122, 232, 244, 307, 464, 488, 614, 976, 1228, 1769, 2456, 3538, 4912, 7076, 8903, 14152, 17806, 18727, 28304, 35612, 37454, 71224, 74908, 142448, 149816, 299632, 543083, 1086166, 2172332, 4344664, 8689328]

約数ペア:

[(1, 8689328), (2, 4344664), (4, 2172332), (8, 1086166), (16, 543083), (29, 299632), (58, 149816), (61, 142448), (116, 74908), (122, 71224), (232, 37454), (244, 35612), (307, 28304), (464, 18727), (488, 17806), (614, 14152), (976, 8903), (1228, 7076), (1769, 4912), (2456, 3538)]