12808567905

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{431}}^1\times {\mathrm{40433}}^1$

素因数の和:40886

約数の個数: 48

約数和(自身を含む): 23895523584

約数和(自身を除く): 11086955679

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 431, 735, 1293, 2155, 3017, 6465, 9051, 15085, 21119, 40433, 45255, 63357, 105595, 121299, 202165, 283031, 316785, 606495, 849093, 1415155, 1981217, 4245465, 5943651, 9906085, 17426623, 29718255, 52279869, 87133115, 121986361, 261399345, 365959083, 609931805, 853904527, 1829795415, 2561713581, 4269522635, 12808567905]

約数ペア:

[(1, 12808567905), (3, 4269522635), (5, 2561713581), (7, 1829795415), (15, 853904527), (21, 609931805), (35, 365959083), (49, 261399345), (105, 121986361), (147, 87133115), (245, 52279869), (431, 29718255), (735, 17426623), (1293, 9906085), (2155, 5943651), (3017, 4245465), (6465, 1981217), (9051, 1415155), (15085, 849093), (21119, 606495), (40433, 316785), (45255, 283031), (63357, 202165), (105595, 121299)]