18383721

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1\times {\mathrm{541}}^1$

素因数の和:832

約数の個数: 16

約数和(自身を含む): 25183488

約数和(自身を除く): 6799767

約数列:

[1, 3, 47, 141, 241, 541, 723, 1623, 11327, 25427, 33981, 76281, 130381, 391143, 6127907, 18383721]

約数ペア:

[(1, 18383721), (3, 6127907), (47, 391143), (141, 130381), (241, 76281), (541, 33981), (723, 25427), (1623, 11327)]