291288738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{2789}}^1$

素因数の和:2923

約数の個数: 48

約数和(自身を含む): 637191360

約数和(自身を除く): 345902622

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 103, 169, 206, 309, 338, 507, 618, 1014, 1339, 2678, 2789, 4017, 5578, 8034, 8367, 16734, 17407, 34814, 36257, 52221, 72514, 104442, 108771, 217542, 287267, 471341, 574534, 861801, 942682, 1414023, 1723602, 2828046, 3734471, 7468942, 11203413, 22406826, 48548123, 97096246, 145644369, 291288738]

約数ペア:

[(1, 291288738), (2, 145644369), (3, 97096246), (6, 48548123), (13, 22406826), (26, 11203413), (39, 7468942), (78, 3734471), (103, 2828046), (169, 1723602), (206, 1414023), (309, 942682), (338, 861801), (507, 574534), (618, 471341), (1014, 287267), (1339, 217542), (2678, 108771), (2789, 104442), (4017, 72514), (5578, 52221), (8034, 36257), (8367, 34814), (16734, 17407)]