31285388619

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{17921}}^1$

素因数の和:18073

約数の個数: 64

約数和(自身を含む): 50583052800

約数和(自身を除く): 19297664181

約数列:

[1, 3, 9, 19, 27, 41, 57, 83, 123, 171, 249, 369, 513, 747, 779, 1107, 1577, 2241, 2337, 3403, 4731, 7011, 10209, 14193, 17921, 21033, 30627, 42579, 53763, 64657, 91881, 161289, 193971, 340499, 483867, 581913, 734761, 1021497, 1487443, 1745739, 2204283, 3064491, 4462329, 6612849, 9193473, 13386987, 13960459, 19838547, 28261417, 40160961, 41881377, 60985163, 84784251, 125644131, 182955489, 254352753, 376932393, 548866467, 763058259, 1158718097, 1646599401, 3476154291, 10428462873, 31285388619]

約数ペア:

[(1, 31285388619), (3, 10428462873), (9, 3476154291), (19, 1646599401), (27, 1158718097), (41, 763058259), (57, 548866467), (83, 376932393), (123, 254352753), (171, 182955489), (249, 125644131), (369, 84784251), (513, 60985163), (747, 41881377), (779, 40160961), (1107, 28261417), (1577, 19838547), (2241, 13960459), (2337, 13386987), (3403, 9193473), (4731, 6612849), (7011, 4462329), (10209, 3064491), (14193, 2204283), (17921, 1745739), (21033, 1487443), (30627, 1021497), (42579, 734761), (53763, 581913), (64657, 483867), (91881, 340499), (161289, 193971)]