9000243

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 16007680

約数和(自身を除く): 7007437

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 73, 103, 133, 171, 219, 309, 399, 511, 657, 721, 927, 1197, 1387, 1533, 1957, 2163, 4161, 4599, 5871, 6489, 7519, 9709, 12483, 13699, 17613, 22557, 29127, 41097, 52633, 67671, 87381, 123291, 142861, 157899, 428583, 473697, 1000027, 1285749, 3000081, 9000243]

約数ペア:

[(1, 9000243), (3, 3000081), (7, 1285749), (9, 1000027), (19, 473697), (21, 428583), (57, 157899), (63, 142861), (73, 123291), (103, 87381), (133, 67671), (171, 52633), (219, 41097), (309, 29127), (399, 22557), (511, 17613), (657, 13699), (721, 12483), (927, 9709), (1197, 7519), (1387, 6489), (1533, 5871), (1957, 4599), (2163, 4161)]