12189645

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 23167872

約数和(自身を除く): 10978227

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 67, 117, 195, 201, 311, 335, 585, 603, 871, 933, 1005, 1555, 2613, 2799, 3015, 4043, 4355, 4665, 7839, 12129, 13065, 13995, 20215, 20837, 36387, 39195, 60645, 62511, 104185, 181935, 187533, 270881, 312555, 812643, 937665, 1354405, 2437929, 4063215, 12189645]

約数ペア:

[(1, 12189645), (3, 4063215), (5, 2437929), (9, 1354405), (13, 937665), (15, 812643), (39, 312555), (45, 270881), (65, 187533), (67, 181935), (117, 104185), (195, 62511), (201, 60645), (311, 39195), (335, 36387), (585, 20837), (603, 20215), (871, 13995), (933, 13065), (1005, 12129), (1555, 7839), (2613, 4665), (2799, 4355), (3015, 4043)]