64021293

素因数分解:

$3^3\times 7^3\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 114688000

約数和(自身を除く): 50666707

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 189, 217, 223, 279, 343, 441, 651, 669, 837, 1029, 1323, 1519, 1561, 1953, 2007, 3087, 4557, 4683, 5859, 6021, 6913, 9261, 10633, 10927, 13671, 14049, 20739, 31899, 32781, 41013, 42147, 48391, 62217, 76489, 95697, 98343, 145173, 186651, 229467, 287091, 295029, 338737, 435519, 688401, 1016211, 1306557, 2065203, 2371159, 3048633, 7113477, 9145899, 21340431, 64021293]

約数ペア:

[(1, 64021293), (3, 21340431), (7, 9145899), (9, 7113477), (21, 3048633), (27, 2371159), (31, 2065203), (49, 1306557), (63, 1016211), (93, 688401), (147, 435519), (189, 338737), (217, 295029), (223, 287091), (279, 229467), (343, 186651), (441, 145173), (651, 98343), (669, 95697), (837, 76489), (1029, 62217), (1323, 48391), (1519, 42147), (1561, 41013), (1953, 32781), (2007, 31899), (3087, 20739), (4557, 14049), (4683, 13671), (5859, 10927), (6021, 10633), (6913, 9261)]