255786856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2459489}}^1$

素因数の和:2459508

約数の個数: 16

約数和(自身を含む): 516492900

約数和(自身を除く): 260706044

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2459489, 4918978, 9837956, 19675912, 31973357, 63946714, 127893428, 255786856]

約数ペア:

[(1, 255786856), (2, 127893428), (4, 63946714), (8, 31973357), (13, 19675912), (26, 9837956), (52, 4918978), (104, 2459489)]