200511171

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1949}}^1$

素因数の和:2056

約数の個数: 48

約数和(自身を含む): 350438400

約数和(自身を除く): 149927229

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 71, 161, 207, 213, 483, 497, 639, 1449, 1491, 1633, 1949, 4473, 4899, 5847, 11431, 13643, 14697, 17541, 34293, 40929, 44827, 102879, 122787, 134481, 138379, 313789, 403443, 415137, 941367, 968653, 1245411, 2824101, 2905959, 3182717, 8717877, 9548151, 22279019, 28644453, 66837057, 200511171]

約数ペア:

[(1, 200511171), (3, 66837057), (7, 28644453), (9, 22279019), (21, 9548151), (23, 8717877), (63, 3182717), (69, 2905959), (71, 2824101), (161, 1245411), (207, 968653), (213, 941367), (483, 415137), (497, 403443), (639, 313789), (1449, 138379), (1491, 134481), (1633, 122787), (1949, 102879), (4473, 44827), (4899, 40929), (5847, 34293), (11431, 17541), (13643, 14697)]