28851702

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 65691648

約数和(自身を除く): 36839946

約数列:

[1, 2, 3, 6, 11, 22, 33, 47, 66, 71, 94, 131, 141, 142, 213, 262, 282, 393, 426, 517, 781, 786, 1034, 1441, 1551, 1562, 2343, 2882, 3102, 3337, 4323, 4686, 6157, 6674, 8646, 9301, 10011, 12314, 18471, 18602, 20022, 27903, 36707, 36942, 55806, 67727, 73414, 102311, 110121, 135454, 203181, 204622, 220242, 306933, 406362, 437147, 613866, 874294, 1311441, 2622882, 4808617, 9617234, 14425851, 28851702]

約数ペア:

[(1, 28851702), (2, 14425851), (3, 9617234), (6, 4808617), (11, 2622882), (22, 1311441), (33, 874294), (47, 613866), (66, 437147), (71, 406362), (94, 306933), (131, 220242), (141, 204622), (142, 203181), (213, 135454), (262, 110121), (282, 102311), (393, 73414), (426, 67727), (517, 55806), (781, 36942), (786, 36707), (1034, 27903), (1441, 20022), (1551, 18602), (1562, 18471), (2343, 12314), (2882, 10011), (3102, 9301), (3337, 8646), (4323, 6674), (4686, 6157)]