685769084

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{171271}}^1$

素因数の和:171306

約数の個数: 48

約数和(自身を含む): 1611326976

約数和(自身を除く): 925557892

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 171271, 342542, 685084, 1198897, 1883981, 2226523, 2397794, 3767962, 4453046, 4795588, 7535924, 8906092, 13187867, 15585661, 24491753, 26375734, 31171322, 48983506, 52751468, 62342644, 97967012, 171442271, 342884542, 685769084]

約数ペア:

[(1, 685769084), (2, 342884542), (4, 171442271), (7, 97967012), (11, 62342644), (13, 52751468), (14, 48983506), (22, 31171322), (26, 26375734), (28, 24491753), (44, 15585661), (52, 13187867), (77, 8906092), (91, 7535924), (143, 4795588), (154, 4453046), (182, 3767962), (286, 2397794), (308, 2226523), (364, 1883981), (572, 1198897), (1001, 685084), (2002, 342542), (4004, 171271)]