12974985

素因数分解:

$3^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 23849280

約数和(自身を除く): 10874295

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 81, 135, 177, 181, 243, 295, 405, 531, 543, 885, 905, 1215, 1593, 1629, 2655, 2715, 4779, 4887, 7965, 8145, 10679, 14337, 14661, 23895, 24435, 32037, 43983, 53395, 71685, 73305, 96111, 160185, 219915, 288333, 480555, 864999, 1441665, 2594997, 4324995, 12974985]

約数ペア:

[(1, 12974985), (3, 4324995), (5, 2594997), (9, 1441665), (15, 864999), (27, 480555), (45, 288333), (59, 219915), (81, 160185), (135, 96111), (177, 73305), (181, 71685), (243, 53395), (295, 43983), (405, 32037), (531, 24435), (543, 23895), (885, 14661), (905, 14337), (1215, 10679), (1593, 8145), (1629, 7965), (2655, 4887), (2715, 4779)]