307914475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1972

約数の個数: 48

約数和(自身を含む): 452828160

約数和(自身を除く): 144913685

約数列:

[1, 5, 11, 19, 25, 31, 55, 95, 155, 209, 275, 341, 475, 589, 775, 1045, 1705, 1901, 2945, 5225, 6479, 8525, 9505, 14725, 20911, 32395, 36119, 47525, 58931, 104555, 161975, 180595, 294655, 397309, 522775, 648241, 902975, 1119689, 1473275, 1986545, 3241205, 5598445, 9932725, 12316579, 16206025, 27992225, 61582895, 307914475]

約数ペア:

[(1, 307914475), (5, 61582895), (11, 27992225), (19, 16206025), (25, 12316579), (31, 9932725), (55, 5598445), (95, 3241205), (155, 1986545), (209, 1473275), (275, 1119689), (341, 902975), (475, 648241), (589, 522775), (775, 397309), (1045, 294655), (1705, 180595), (1901, 161975), (2945, 104555), (5225, 58931), (6479, 47525), (8525, 36119), (9505, 32395), (14725, 20911)]