2679988890131

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{9255991}}^1$

素因数の和:9256335

約数の個数: 24

約数和(自身を含む): 3292171234560

約数和(自身を除く): 612182344429

約数列:

[1, 7, 19, 49, 133, 311, 931, 2177, 5909, 15239, 41363, 289541, 9255991, 64791937, 175863829, 453543559, 1231046803, 2878613201, 8617327621, 20150292407, 54693650819, 141052046849, 382855555733, 2679988890131]

約数ペア:

[(1, 2679988890131), (7, 382855555733), (19, 141052046849), (49, 54693650819), (133, 20150292407), (311, 8617327621), (931, 2878613201), (2177, 1231046803), (5909, 453543559), (15239, 175863829), (41363, 64791937), (289541, 9255991)]