9947637

素因数分解:

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

素因数の和:199

約数の個数: 48

約数和(自身を含む): 17546880

約数和(自身を除く): 7599243

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 73, 103, 147, 189, 219, 309, 441, 511, 657, 721, 927, 1323, 1533, 1971, 2163, 2781, 3577, 4599, 5047, 6489, 7519, 10731, 13797, 15141, 19467, 22557, 32193, 45423, 52633, 67671, 96579, 136269, 157899, 203013, 368431, 473697, 1105293, 1421091, 3315879, 9947637]

約数ペア:

[(1, 9947637), (3, 3315879), (7, 1421091), (9, 1105293), (21, 473697), (27, 368431), (49, 203013), (63, 157899), (73, 136269), (103, 96579), (147, 67671), (189, 52633), (219, 45423), (309, 32193), (441, 22557), (511, 19467), (657, 15141), (721, 13797), (927, 10731), (1323, 7519), (1533, 6489), (1971, 5047), (2163, 4599), (2781, 3577)]