201262887

素因数分解:

$3^4\times 7^1\times {\mathrm{354961}}^1$

素因数の和:354980

約数の個数: 20

約数和(自身を含む): 343603216

約数和(自身を除く): 142340329

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 354961, 1064883, 2484727, 3194649, 7454181, 9583947, 22362543, 28751841, 67087629, 201262887]

約数ペア:

[(1, 201262887), (3, 67087629), (7, 28751841), (9, 22362543), (21, 9583947), (27, 7454181), (63, 3194649), (81, 2484727), (189, 1064883), (567, 354961)]