7247151

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:325

約数の個数: 40

約数和(自身を含む): 12109680

約数和(自身を除く): 4862529

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 81, 153, 171, 277, 323, 459, 513, 831, 969, 1377, 1539, 2493, 2907, 4709, 5263, 7479, 8721, 14127, 15789, 22437, 26163, 42381, 47367, 89471, 127143, 142101, 268413, 381429, 426303, 805239, 2415717, 7247151]

約数ペア:

[(1, 7247151), (3, 2415717), (9, 805239), (17, 426303), (19, 381429), (27, 268413), (51, 142101), (57, 127143), (81, 89471), (153, 47367), (171, 42381), (277, 26163), (323, 22437), (459, 15789), (513, 14127), (831, 8721), (969, 7479), (1377, 5263), (1539, 4709), (2493, 2907)]