5205021

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:460

約数の個数: 16

約数和(自身を含む): 7174464

約数和(自身を除く): 1969443

約数列:

[1, 3, 43, 129, 157, 257, 471, 771, 6751, 11051, 20253, 33153, 40349, 121047, 1735007, 5205021]

約数ペア:

[(1, 5205021), (3, 1735007), (43, 121047), (129, 40349), (157, 33153), (257, 20253), (471, 11051), (771, 6751)]