288367521

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{18439}}^1$

素因数の和:18856

約数の個数: 16

約数和(自身を含む): 415121280

約数和(自身を除く): 126753759

約数列:

[1, 3, 13, 39, 401, 1203, 5213, 15639, 18439, 55317, 239707, 719121, 7394039, 22182117, 96122507, 288367521]

約数ペア:

[(1, 288367521), (3, 96122507), (13, 22182117), (39, 7394039), (401, 719121), (1203, 239707), (5213, 55317), (15639, 18439)]