289399721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1309501}}^1$

素因数の和:1309531

約数の個数: 8

約数和(自身を含む): 329994504

約数和(自身を除く): 40594783

約数列:

[1, 13, 17, 221, 1309501, 17023513, 22261517, 289399721]

約数ペア:

[(1, 289399721), (13, 22261517), (17, 17023513), (221, 1309501)]