51681921

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{6217}}^1$

素因数の和:6400

約数の個数: 16

約数和(自身を含む): 73422144

約数和(自身を除く): 21740223

約数列:

[1, 3, 17, 51, 163, 489, 2771, 6217, 8313, 18651, 105689, 317067, 1013371, 3040113, 17227307, 51681921]

約数ペア:

[(1, 51681921), (3, 17227307), (17, 3040113), (51, 1013371), (163, 317067), (489, 105689), (2771, 18651), (6217, 8313)]