22031915

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 28587840

約数和(自身を除く): 6555925

約数列:

[1, 5, 17, 79, 85, 193, 289, 395, 965, 1343, 1445, 3281, 6715, 15247, 16405, 22831, 55777, 76235, 114155, 259199, 278885, 1295995, 4406383, 22031915]

約数ペア:

[(1, 22031915), (5, 4406383), (17, 1295995), (79, 278885), (85, 259199), (193, 114155), (289, 76235), (395, 55777), (965, 22831), (1343, 16405), (1445, 15247), (3281, 6715)]