15798861

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:167

約数の個数: 64

約数和(自身を含む): 27955200

約数和(自身を除く): 12156339

約数列:

[1, 3, 9, 13, 19, 23, 27, 39, 57, 69, 103, 117, 171, 207, 247, 299, 309, 351, 437, 513, 621, 741, 897, 927, 1311, 1339, 1957, 2223, 2369, 2691, 2781, 3933, 4017, 5681, 5871, 6669, 7107, 8073, 11799, 12051, 17043, 17613, 21321, 25441, 30797, 36153, 45011, 51129, 52839, 63963, 76323, 92391, 135033, 153387, 228969, 277173, 405099, 585143, 686907, 831519, 1215297, 1755429, 5266287, 15798861]

約数ペア:

[(1, 15798861), (3, 5266287), (9, 1755429), (13, 1215297), (19, 831519), (23, 686907), (27, 585143), (39, 405099), (57, 277173), (69, 228969), (103, 153387), (117, 135033), (171, 92391), (207, 76323), (247, 63963), (299, 52839), (309, 51129), (351, 45011), (437, 36153), (513, 30797), (621, 25441), (741, 21321), (897, 17613), (927, 17043), (1311, 12051), (1339, 11799), (1957, 8073), (2223, 7107), (2369, 6669), (2691, 5871), (2781, 5681), (3933, 4017)]