2155201972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1279}}^1\times {\mathrm{5471}}^1$

素因数の和:6772

約数の個数: 48

約数和(自身を含む): 4706795520

約数和(自身を除く): 2551593548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 1279, 2558, 5116, 5471, 8953, 10942, 14069, 17906, 21884, 28138, 35812, 38297, 56276, 60181, 76594, 98483, 120362, 153188, 196966, 240724, 393932, 421267, 842534, 1685068, 6997409, 13994818, 27989636, 48981863, 76971499, 97963726, 153942998, 195927452, 307885996, 538800493, 1077600986, 2155201972]

約数ペア:

[(1, 2155201972), (2, 1077600986), (4, 538800493), (7, 307885996), (11, 195927452), (14, 153942998), (22, 97963726), (28, 76971499), (44, 48981863), (77, 27989636), (154, 13994818), (308, 6997409), (1279, 1685068), (2558, 842534), (5116, 421267), (5471, 393932), (8953, 240724), (10942, 196966), (14069, 153188), (17906, 120362), (21884, 98483), (28138, 76594), (35812, 60181), (38297, 56276)]