728916

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 1881600

約数和(自身を除く): 1152684

約数列:

[1, 2, 3, 4, 6, 12, 19, 23, 38, 46, 57, 69, 76, 92, 114, 138, 139, 228, 276, 278, 417, 437, 556, 834, 874, 1311, 1668, 1748, 2622, 2641, 3197, 5244, 5282, 6394, 7923, 9591, 10564, 12788, 15846, 19182, 31692, 38364, 60743, 121486, 182229, 242972, 364458, 728916]

約数ペア:

[(1, 728916), (2, 364458), (3, 242972), (4, 182229), (6, 121486), (12, 60743), (19, 38364), (23, 31692), (38, 19182), (46, 15846), (57, 12788), (69, 10564), (76, 9591), (92, 7923), (114, 6394), (138, 5282), (139, 5244), (228, 3197), (276, 2641), (278, 2622), (417, 1748), (437, 1668), (556, 1311), (834, 874)]