257823009

素因数分解:

$3^2\times {\mathrm{461}}^1\times {\mathrm{62141}}^1$

素因数の和:62608

約数の個数: 12

約数和(自身を含む): 373224852

約数和(自身を除く): 115401843

約数列:

[1, 3, 9, 461, 1383, 4149, 62141, 186423, 559269, 28647001, 85941003, 257823009]

約数ペア:

[(1, 257823009), (3, 85941003), (9, 28647001), (461, 559269), (1383, 186423), (4149, 62141)]