217123128

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{131113}}^1$

素因数の和:131148

約数の個数: 48

約数和(自身を含む): 613613520

約数和(自身を除く): 396490392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 131113, 262226, 393339, 524452, 786678, 1048904, 1180017, 1573356, 2360034, 3015599, 3146712, 4720068, 6031198, 9046797, 9440136, 12062396, 18093594, 24124792, 27140391, 36187188, 54280782, 72374376, 108561564, 217123128]

約数ペア:

[(1, 217123128), (2, 108561564), (3, 72374376), (4, 54280782), (6, 36187188), (8, 27140391), (9, 24124792), (12, 18093594), (18, 12062396), (23, 9440136), (24, 9046797), (36, 6031198), (46, 4720068), (69, 3146712), (72, 3015599), (92, 2360034), (138, 1573356), (184, 1180017), (207, 1048904), (276, 786678), (414, 524452), (552, 393339), (828, 262226), (1656, 131113)]