22107905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1307}}^1$

素因数の和:1528

約数の個数: 16

約数和(自身を含む): 28252800

約数和(自身を除く): 6144895

約数列:

[1, 5, 17, 85, 199, 995, 1307, 3383, 6535, 16915, 22219, 111095, 260093, 1300465, 4421581, 22107905]

約数ペア:

[(1, 22107905), (5, 4421581), (17, 1300465), (85, 260093), (199, 111095), (995, 22219), (1307, 16915), (3383, 6535)]