278330927

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1889}}^1$

素因数の和:2031

約数の個数: 24

約数和(自身を含む): 337841280

約数和(自身を除く): 59510353

約数列:

[1, 7, 31, 49, 97, 217, 679, 1519, 1889, 3007, 4753, 13223, 21049, 58559, 92561, 147343, 183233, 409913, 1282631, 2869391, 5680223, 8978417, 39761561, 278330927]

約数ペア:

[(1, 278330927), (7, 39761561), (31, 8978417), (49, 5680223), (97, 2869391), (217, 1282631), (679, 409913), (1519, 183233), (1889, 147343), (3007, 92561), (4753, 58559), (13223, 21049)]