688311363

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{2053}}^1$

素因数の和:2235

約数の個数: 32

約数和(自身を含む): 989074944

約数和(自身を除く): 300763581

約数列:

[1, 3, 23, 43, 69, 113, 129, 339, 989, 2053, 2599, 2967, 4859, 6159, 7797, 14577, 47219, 88279, 111757, 141657, 231989, 264837, 335271, 695967, 2030417, 5335747, 6091251, 9975527, 16007241, 29926581, 229437121, 688311363]

約数ペア:

[(1, 688311363), (3, 229437121), (23, 29926581), (43, 16007241), (69, 9975527), (113, 6091251), (129, 5335747), (339, 2030417), (989, 695967), (2053, 335271), (2599, 264837), (2967, 231989), (4859, 141657), (6159, 111757), (7797, 88279), (14577, 47219)]