1888891433

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 2308582080

約数和(自身を除く): 419690647

約数列:

[1, 11, 13, 53, 121, 139, 143, 163, 583, 689, 1529, 1573, 1793, 1807, 2119, 6413, 7367, 7579, 8639, 16819, 19723, 19877, 22657, 23309, 81037, 83369, 95029, 95771, 112307, 218647, 249227, 256399, 294541, 891407, 1045319, 1053481, 1200821, 1235377, 2741497, 3239951, 11588291, 13209031, 13589147, 15610673, 35639461, 145299341, 171717403, 1888891433]

約数ペア:

[(1, 1888891433), (11, 171717403), (13, 145299341), (53, 35639461), (121, 15610673), (139, 13589147), (143, 13209031), (163, 11588291), (583, 3239951), (689, 2741497), (1529, 1235377), (1573, 1200821), (1793, 1053481), (1807, 1045319), (2119, 891407), (6413, 294541), (7367, 256399), (7579, 249227), (8639, 218647), (16819, 112307), (19723, 95771), (19877, 95029), (22657, 83369), (23309, 81037)]