255981796

素因数分解:

$2^2\times 7^1\times {\mathrm{9142207}}^1$

素因数の和:9142218

約数の個数: 12

約数和(自身を含む): 511963648

約数和(自身を除く): 255981852

約数列:

[1, 2, 4, 7, 14, 28, 9142207, 18284414, 36568828, 63995449, 127990898, 255981796]

約数ペア:

[(1, 255981796), (2, 127990898), (4, 63995449), (7, 36568828), (14, 18284414), (28, 9142207)]