11721177

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 19813248

約数和(自身を除く): 8092071

約数列:

[1, 3, 9, 13, 17, 39, 51, 71, 83, 117, 153, 213, 221, 249, 639, 663, 747, 923, 1079, 1207, 1411, 1989, 2769, 3237, 3621, 4233, 5893, 8307, 9711, 10863, 12699, 15691, 17679, 18343, 47073, 53037, 55029, 76609, 100181, 141219, 165087, 229827, 300543, 689481, 901629, 1302353, 3907059, 11721177]

約数ペア:

[(1, 11721177), (3, 3907059), (9, 1302353), (13, 901629), (17, 689481), (39, 300543), (51, 229827), (71, 165087), (83, 141219), (117, 100181), (153, 76609), (213, 55029), (221, 53037), (249, 47073), (639, 18343), (663, 17679), (747, 15691), (923, 12699), (1079, 10863), (1207, 9711), (1411, 8307), (1989, 5893), (2769, 4233), (3237, 3621)]