12248721

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 18869760

約数和(自身を除く): 6621039

約数列:

[1, 3, 9, 17, 51, 153, 223, 359, 669, 1077, 2007, 3231, 3791, 6103, 11373, 18309, 34119, 54927, 80057, 240171, 720513, 1360969, 4082907, 12248721]

約数ペア:

[(1, 12248721), (3, 4082907), (9, 1360969), (17, 720513), (51, 240171), (153, 80057), (223, 54927), (359, 34119), (669, 18309), (1077, 11373), (2007, 6103), (3231, 3791)]