201630261

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{505339}}^1$

素因数の和:505368

約数の個数: 16

約数和(自身を含む): 323417600

約数和(自身を除く): 121787339

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 505339, 1516017, 3537373, 9601441, 10612119, 28804323, 67210087, 201630261]

約数ペア:

[(1, 201630261), (3, 67210087), (7, 28804323), (19, 10612119), (21, 9601441), (57, 3537373), (133, 1516017), (399, 505339)]