51979563

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{27901}}^1$

素因数の和:27936

約数の個数: 20

約数和(自身を含む): 81027408

約数和(自身を除く): 29047845

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 27901, 83703, 251109, 641723, 753327, 1925169, 2259981, 5775507, 17326521, 51979563]

約数ペア:

[(1, 51979563), (3, 17326521), (9, 5775507), (23, 2259981), (27, 1925169), (69, 753327), (81, 641723), (207, 251109), (621, 83703), (1863, 27901)]