13421331

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 24530688

約数和(自身を除く): 11109357

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 107, 181, 231, 321, 543, 693, 749, 963, 1177, 1267, 1629, 1991, 2247, 3531, 3801, 5973, 6741, 8239, 10593, 11403, 13937, 17919, 19367, 24717, 41811, 58101, 74151, 125433, 135569, 174303, 213037, 406707, 639111, 1220121, 1491259, 1917333, 4473777, 13421331]

約数ペア:

[(1, 13421331), (3, 4473777), (7, 1917333), (9, 1491259), (11, 1220121), (21, 639111), (33, 406707), (63, 213037), (77, 174303), (99, 135569), (107, 125433), (181, 74151), (231, 58101), (321, 41811), (543, 24717), (693, 19367), (749, 17919), (963, 13937), (1177, 11403), (1267, 10593), (1629, 8239), (1991, 6741), (2247, 5973), (3531, 3801)]