11990511

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:277

約数の個数: 40

約数和(自身を含む): 19718160

約数和(自身を除く): 7727649

約数列:

[1, 3, 9, 13, 27, 39, 59, 81, 117, 177, 193, 351, 531, 579, 767, 1053, 1593, 1737, 2301, 2509, 4779, 5211, 6903, 7527, 11387, 15633, 20709, 22581, 34161, 62127, 67743, 102483, 148031, 203229, 307449, 444093, 922347, 1332279, 3996837, 11990511]

約数ペア:

[(1, 11990511), (3, 3996837), (9, 1332279), (13, 922347), (27, 444093), (39, 307449), (59, 203229), (81, 148031), (117, 102483), (177, 67743), (193, 62127), (351, 34161), (531, 22581), (579, 20709), (767, 15633), (1053, 11387), (1593, 7527), (1737, 6903), (2301, 5211), (2509, 4779)]