27297205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 40037760

約数和(自身を除く): 12740555

約数列:

[1, 5, 13, 19, 23, 31, 65, 95, 115, 155, 247, 299, 403, 437, 589, 713, 961, 1235, 1495, 2015, 2185, 2945, 3565, 4805, 5681, 7657, 9269, 12493, 13547, 18259, 22103, 28405, 38285, 46345, 62465, 67735, 91295, 110515, 176111, 237367, 287339, 419957, 880555, 1186835, 1436695, 2099785, 5459441, 27297205]

約数ペア:

[(1, 27297205), (5, 5459441), (13, 2099785), (19, 1436695), (23, 1186835), (31, 880555), (65, 419957), (95, 287339), (115, 237367), (155, 176111), (247, 110515), (299, 91295), (403, 67735), (437, 62465), (589, 46345), (713, 38285), (961, 28405), (1235, 22103), (1495, 18259), (2015, 13547), (2185, 12493), (2945, 9269), (3565, 7657), (4805, 5681)]