131222056

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{6491}}^1$

素因数の和:6542

約数の個数: 48

約数和(自身を含む): 296814240

約数和(自身を除く): 165592184

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 361, 532, 722, 1064, 1444, 2527, 2888, 5054, 6491, 10108, 12982, 20216, 25964, 45437, 51928, 90874, 123329, 181748, 246658, 363496, 493316, 863303, 986632, 1726606, 2343251, 3453212, 4686502, 6906424, 9373004, 16402757, 18746008, 32805514, 65611028, 131222056]

約数ペア:

[(1, 131222056), (2, 65611028), (4, 32805514), (7, 18746008), (8, 16402757), (14, 9373004), (19, 6906424), (28, 4686502), (38, 3453212), (56, 2343251), (76, 1726606), (133, 986632), (152, 863303), (266, 493316), (361, 363496), (532, 246658), (722, 181748), (1064, 123329), (1444, 90874), (2527, 51928), (2888, 45437), (5054, 25964), (6491, 20216), (10108, 12982)]