28749856

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1289}}^1$

素因数の和:1357

約数の個数: 48

約数和(自身を含む): 61440120

約数和(自身を除く): 32690264

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 68, 82, 136, 164, 272, 328, 544, 656, 697, 1289, 1312, 1394, 2578, 2788, 5156, 5576, 10312, 11152, 20624, 21913, 22304, 41248, 43826, 52849, 87652, 105698, 175304, 211396, 350608, 422792, 701216, 845584, 898433, 1691168, 1796866, 3593732, 7187464, 14374928, 28749856]

約数ペア:

[(1, 28749856), (2, 14374928), (4, 7187464), (8, 3593732), (16, 1796866), (17, 1691168), (32, 898433), (34, 845584), (41, 701216), (68, 422792), (82, 350608), (136, 211396), (164, 175304), (272, 105698), (328, 87652), (544, 52849), (656, 43826), (697, 41248), (1289, 22304), (1312, 21913), (1394, 20624), (2578, 11152), (2788, 10312), (5156, 5576)]