199904842

素因数分解:

$2^1\times {\mathrm{359}}^1\times {\mathrm{433}}^1\times {\mathrm{643}}^1$

素因数の和:1437

約数の個数: 16

約数和(自身を含む): 301855680

約数和(自身を除く): 101950838

約数列:

[1, 2, 359, 433, 643, 718, 866, 1286, 155447, 230837, 278419, 310894, 461674, 556838, 99952421, 199904842]

約数ペア:

[(1, 199904842), (2, 99952421), (359, 556838), (433, 461674), (643, 310894), (718, 278419), (866, 230837), (1286, 155447)]