72081022209

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{856181}}^1$

素因数の和:856421

約数の個数: 32

約数和(自身を含む): 116166773760

約数和(自身を除く): 44085751551

約数列:

[1, 3, 7, 19, 21, 57, 133, 211, 399, 633, 1477, 4009, 4431, 12027, 28063, 84189, 856181, 2568543, 5993267, 16267439, 17979801, 48802317, 113872073, 180654191, 341616219, 541962573, 1264579337, 3432429629, 3793738011, 10297288887, 24027007403, 72081022209]

約数ペア:

[(1, 72081022209), (3, 24027007403), (7, 10297288887), (19, 3793738011), (21, 3432429629), (57, 1264579337), (133, 541962573), (211, 341616219), (399, 180654191), (633, 113872073), (1477, 48802317), (4009, 17979801), (4431, 16267439), (12027, 5993267), (28063, 2568543), (84189, 856181)]