20121128115

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{165463}}^1$

素因数の和:165560

約数の個数: 48

約数和(自身を含む): 35914953984

約数和(自身を除く): 15793825869

約数列:

[1, 3, 5, 11, 15, 33, 55, 67, 121, 165, 201, 335, 363, 605, 737, 1005, 1815, 2211, 3685, 8107, 11055, 24321, 40535, 121605, 165463, 496389, 827315, 1820093, 2481945, 5460279, 9100465, 11086021, 20021023, 27301395, 33258063, 55430105, 60063069, 100105115, 121946231, 166290315, 300315345, 365838693, 609731155, 1341408541, 1829193465, 4024225623, 6707042705, 20121128115]

約数ペア:

[(1, 20121128115), (3, 6707042705), (5, 4024225623), (11, 1829193465), (15, 1341408541), (33, 609731155), (55, 365838693), (67, 300315345), (121, 166290315), (165, 121946231), (201, 100105115), (335, 60063069), (363, 55430105), (605, 33258063), (737, 27301395), (1005, 20021023), (1815, 11086021), (2211, 9100465), (3685, 5460279), (8107, 2481945), (11055, 1820093), (24321, 827315), (40535, 496389), (121605, 165463)]