489355209

素因数分解:

$3^3\times 7^2\times {\mathrm{211}}^1\times {\mathrm{1753}}^1$

素因数の和:1987

約数の個数: 48

約数和(自身を含む): 847813440

約数和(自身を除く): 358458231

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 211, 441, 633, 1323, 1477, 1753, 1899, 4431, 5259, 5697, 10339, 12271, 13293, 15777, 31017, 36813, 39879, 47331, 85897, 93051, 110439, 257691, 279153, 331317, 369883, 773073, 1109649, 2319219, 2589181, 3328947, 7767543, 9986841, 18124267, 23302629, 54372801, 69907887, 163118403, 489355209]

約数ペア:

[(1, 489355209), (3, 163118403), (7, 69907887), (9, 54372801), (21, 23302629), (27, 18124267), (49, 9986841), (63, 7767543), (147, 3328947), (189, 2589181), (211, 2319219), (441, 1109649), (633, 773073), (1323, 369883), (1477, 331317), (1753, 279153), (1899, 257691), (4431, 110439), (5259, 93051), (5697, 85897), (10339, 47331), (12271, 39879), (13293, 36813), (15777, 31017)]