201880511987

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1783}}^1\times {\mathrm{24923}}^1$

素因数の和:26783

約数の個数: 32

約数和(自身を含む): 256115036160

約数和(自身を除く): 54234524173

約数列:

[1, 7, 11, 59, 77, 413, 649, 1783, 4543, 12481, 19613, 24923, 105197, 137291, 174461, 274153, 736379, 1157167, 1470457, 1919071, 8100169, 10293199, 16175027, 44437709, 113225189, 311063963, 488814799, 2621824831, 3421703593, 18352773817, 28840073141, 201880511987]

約数ペア:

[(1, 201880511987), (7, 28840073141), (11, 18352773817), (59, 3421703593), (77, 2621824831), (413, 488814799), (649, 311063963), (1783, 113225189), (4543, 44437709), (12481, 16175027), (19613, 10293199), (24923, 8100169), (105197, 1919071), (137291, 1470457), (174461, 1157167), (274153, 736379)]