648364574

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{21187}}^1$

素因数の和:21320

約数の個数: 32

約数和(自身を含む): 1153305216

約数和(自身を除く): 504940642

約数列:

[1, 2, 11, 13, 22, 26, 107, 143, 214, 286, 1177, 1391, 2354, 2782, 15301, 21187, 30602, 42374, 233057, 275431, 466114, 550862, 2267009, 3029741, 4534018, 6059482, 24937099, 29471117, 49874198, 58942234, 324182287, 648364574]

約数ペア:

[(1, 648364574), (2, 324182287), (11, 58942234), (13, 49874198), (22, 29471117), (26, 24937099), (107, 6059482), (143, 4534018), (214, 3029741), (286, 2267009), (1177, 550862), (1391, 466114), (2354, 275431), (2782, 233057), (15301, 42374), (21187, 30602)]