12172605

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{27983}}^1$

素因数の和:28020

約数の個数: 16

約数和(自身を含む): 20148480

約数和(自身を除く): 7975875

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 27983, 83949, 139915, 419745, 811507, 2434521, 4057535, 12172605]

約数ペア:

[(1, 12172605), (3, 4057535), (5, 2434521), (15, 811507), (29, 419745), (87, 139915), (145, 83949), (435, 27983)]