17958447

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{11807}}^1$

素因数の和:11839

約数の個数: 18

約数和(自身を含む): 28091232

約数和(自身を除く): 10132785

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 11807, 35421, 106263, 153491, 460473, 1381419, 1995383, 5986149, 17958447]

約数ペア:

[(1, 17958447), (3, 5986149), (9, 1995383), (13, 1381419), (39, 460473), (117, 153491), (169, 106263), (507, 35421), (1521, 11807)]