255416

素因数分解:

$2^3\times 7^1\times {\mathrm{4561}}^1$

素因数の和:4574

約数の個数: 16

約数和(自身を含む): 547440

約数和(自身を除く): 292024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 4561, 9122, 18244, 31927, 36488, 63854, 127708, 255416]

約数ペア:

[(1, 255416), (2, 127708), (4, 63854), (7, 36488), (8, 31927), (14, 18244), (28, 9122), (56, 4561)]