1971081516

素因数分解:

$2^2\times 3^1\times {\mathrm{97}}^1\times {\mathrm{907}}^1\times {\mathrm{1867}}^1$

素因数の和:2878

約数の個数: 48

約数和(自身を含む): 4654219136

約数和(自身を除く): 2683137620

約数列:

[1, 2, 3, 4, 6, 12, 97, 194, 291, 388, 582, 907, 1164, 1814, 1867, 2721, 3628, 3734, 5442, 5601, 7468, 10884, 11202, 22404, 87979, 175958, 181099, 263937, 351916, 362198, 527874, 543297, 724396, 1055748, 1086594, 1693369, 2173188, 3386738, 5080107, 6773476, 10160214, 20320428, 164256793, 328513586, 492770379, 657027172, 985540758, 1971081516]

約数ペア:

[(1, 1971081516), (2, 985540758), (3, 657027172), (4, 492770379), (6, 328513586), (12, 164256793), (97, 20320428), (194, 10160214), (291, 6773476), (388, 5080107), (582, 3386738), (907, 2173188), (1164, 1693369), (1814, 1086594), (1867, 1055748), (2721, 724396), (3628, 543297), (3734, 527874), (5442, 362198), (5601, 351916), (7468, 263937), (10884, 181099), (11202, 175958), (22404, 87979)]