2583981

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:127

約数の個数: 40

約数和(自身を含む): 4297920

約数和(自身を除く): 1713939

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 73, 81, 171, 207, 219, 437, 513, 621, 657, 1311, 1387, 1539, 1679, 1863, 1971, 3933, 4161, 5037, 5913, 11799, 12483, 15111, 31901, 35397, 37449, 45333, 95703, 112347, 135999, 287109, 861327, 2583981]

約数ペア:

[(1, 2583981), (3, 861327), (9, 287109), (19, 135999), (23, 112347), (27, 95703), (57, 45333), (69, 37449), (73, 35397), (81, 31901), (171, 15111), (207, 12483), (219, 11799), (437, 5913), (513, 5037), (621, 4161), (657, 3933), (1311, 1971), (1387, 1863), (1539, 1679)]