17974317

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:740

約数の個数: 16

約数和(自身を含む): 24480000

約数和(自身を除く): 6505683

約数列:

[1, 3, 79, 149, 237, 447, 509, 1527, 11771, 35313, 40211, 75841, 120633, 227523, 5991439, 17974317]

約数ペア:

[(1, 17974317), (3, 5991439), (79, 227523), (149, 120633), (237, 75841), (447, 40211), (509, 35313), (1527, 11771)]