42975093

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 73543680

約数和(自身を除く): 30568587

約数列:

[1, 3, 7, 19, 21, 37, 41, 57, 71, 111, 123, 133, 213, 259, 287, 399, 497, 703, 777, 779, 861, 1349, 1491, 1517, 2109, 2337, 2627, 2911, 4047, 4551, 4921, 5453, 7881, 8733, 9443, 10619, 14763, 16359, 18389, 20377, 28329, 28823, 31857, 49913, 55167, 55309, 61131, 86469, 107707, 149739, 165927, 201761, 323121, 349391, 387163, 605283, 753949, 1048173, 1161489, 2046433, 2261847, 6139299, 14325031, 42975093]

約数ペア:

[(1, 42975093), (3, 14325031), (7, 6139299), (19, 2261847), (21, 2046433), (37, 1161489), (41, 1048173), (57, 753949), (71, 605283), (111, 387163), (123, 349391), (133, 323121), (213, 201761), (259, 165927), (287, 149739), (399, 107707), (497, 86469), (703, 61131), (777, 55309), (779, 55167), (861, 49913), (1349, 31857), (1491, 28823), (1517, 28329), (2109, 20377), (2337, 18389), (2627, 16359), (2911, 14763), (4047, 10619), (4551, 9443), (4921, 8733), (5453, 7881)]