207781713

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{283}}^1\times {\mathrm{383}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 314081280

約数和(自身を除く): 106299567

約数列:

[1, 3, 9, 27, 71, 213, 283, 383, 639, 849, 1149, 1917, 2547, 3447, 7641, 10341, 20093, 27193, 60279, 81579, 108389, 180837, 244737, 325167, 542511, 734211, 975501, 2926503, 7695619, 23086857, 69260571, 207781713]

約数ペア:

[(1, 207781713), (3, 69260571), (9, 23086857), (27, 7695619), (71, 2926503), (213, 975501), (283, 734211), (383, 542511), (639, 325167), (849, 244737), (1149, 180837), (1917, 108389), (2547, 81579), (3447, 60279), (7641, 27193), (10341, 20093)]