28124148

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1297}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 71234240

約数和(自身を除く): 43110092

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 139, 156, 278, 417, 556, 834, 1297, 1668, 1807, 2594, 3614, 3891, 5188, 5421, 7228, 7782, 10842, 15564, 16861, 21684, 33722, 50583, 67444, 101166, 180283, 202332, 360566, 540849, 721132, 1081698, 2163396, 2343679, 4687358, 7031037, 9374716, 14062074, 28124148]

約数ペア:

[(1, 28124148), (2, 14062074), (3, 9374716), (4, 7031037), (6, 4687358), (12, 2343679), (13, 2163396), (26, 1081698), (39, 721132), (52, 540849), (78, 360566), (139, 202332), (156, 180283), (278, 101166), (417, 67444), (556, 50583), (834, 33722), (1297, 21684), (1668, 16861), (1807, 15564), (2594, 10842), (3614, 7782), (3891, 7228), (5188, 5421)]