1285280205

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{39541}}^1$

素因数の和:39757

約数の個数: 32

約数和(自身を含む): 2254843008

約数和(自身を除く): 969562803

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 197, 591, 985, 2167, 2955, 6501, 10835, 32505, 39541, 118623, 197705, 434951, 593115, 1304853, 2174755, 6524265, 7789577, 23368731, 38947885, 85685347, 116843655, 257056041, 428426735, 1285280205]

約数ペア:

[(1, 1285280205), (3, 428426735), (5, 257056041), (11, 116843655), (15, 85685347), (33, 38947885), (55, 23368731), (165, 7789577), (197, 6524265), (591, 2174755), (985, 1304853), (2167, 593115), (2955, 434951), (6501, 197705), (10835, 118623), (32505, 39541)]