207810735

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:404

約数の個数: 64

約数和(自身を含む): 375128064

約数和(自身を除く): 167317329

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 127, 141, 165, 211, 235, 381, 517, 633, 635, 705, 1055, 1397, 1551, 1905, 2321, 2585, 3165, 4191, 5969, 6963, 6985, 7755, 9917, 11605, 17907, 20955, 26797, 29751, 29845, 34815, 49585, 65659, 80391, 89535, 109087, 133985, 148755, 196977, 294767, 327261, 328295, 401955, 545435, 884301, 984885, 1259459, 1473835, 1636305, 3778377, 4421505, 6297295, 13854049, 18891885, 41562147, 69270245, 207810735]

約数ペア:

[(1, 207810735), (3, 69270245), (5, 41562147), (11, 18891885), (15, 13854049), (33, 6297295), (47, 4421505), (55, 3778377), (127, 1636305), (141, 1473835), (165, 1259459), (211, 984885), (235, 884301), (381, 545435), (517, 401955), (633, 328295), (635, 327261), (705, 294767), (1055, 196977), (1397, 148755), (1551, 133985), (1905, 109087), (2321, 89535), (2585, 80391), (3165, 65659), (4191, 49585), (5969, 34815), (6963, 29845), (6985, 29751), (7755, 26797), (9917, 20955), (11605, 17907)]