668492706

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{4159}}^1$

素因数の和:4303

約数の個数: 64

約数和(自身を含む): 1581465600

約数和(自身を除く): 912972894

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 89, 129, 178, 258, 267, 301, 534, 602, 623, 903, 1246, 1806, 1869, 3738, 3827, 4159, 7654, 8318, 11481, 12477, 22962, 24954, 26789, 29113, 53578, 58226, 80367, 87339, 160734, 174678, 178837, 357674, 370151, 536511, 740302, 1073022, 1110453, 1251859, 2220906, 2503718, 2591057, 3755577, 5182114, 7511154, 7773171, 15546342, 15916493, 31832986, 47749479, 95498958, 111415451, 222830902, 334246353, 668492706]

約数ペア:

[(1, 668492706), (2, 334246353), (3, 222830902), (6, 111415451), (7, 95498958), (14, 47749479), (21, 31832986), (42, 15916493), (43, 15546342), (86, 7773171), (89, 7511154), (129, 5182114), (178, 3755577), (258, 2591057), (267, 2503718), (301, 2220906), (534, 1251859), (602, 1110453), (623, 1073022), (903, 740302), (1246, 536511), (1806, 370151), (1869, 357674), (3738, 178837), (3827, 174678), (4159, 160734), (7654, 87339), (8318, 80367), (11481, 58226), (12477, 53578), (22962, 29113), (24954, 26789)]