255798268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{22621}}^1$

素因数の和:22893

約数の個数: 24

約数和(自身を含む): 490263984

約数和(自身を除く): 234465716

約数列:

[1, 2, 4, 11, 22, 44, 257, 514, 1028, 2827, 5654, 11308, 22621, 45242, 90484, 248831, 497662, 995324, 5813597, 11627194, 23254388, 63949567, 127899134, 255798268]

約数ペア:

[(1, 255798268), (2, 127899134), (4, 63949567), (11, 23254388), (22, 11627194), (44, 5813597), (257, 995324), (514, 497662), (1028, 248831), (2827, 90484), (5654, 45242), (11308, 22621)]