28061605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{3019}}^1$

素因数の和:3061

約数の個数: 24

約数和(自身を含む): 39791520

約数和(自身を除く): 11729915

約数列:

[1, 5, 11, 13, 55, 65, 143, 169, 715, 845, 1859, 3019, 9295, 15095, 33209, 39247, 166045, 196235, 431717, 510211, 2158585, 2551055, 5612321, 28061605]

約数ペア:

[(1, 28061605), (5, 5612321), (11, 2551055), (13, 2158585), (55, 510211), (65, 431717), (143, 196235), (169, 166045), (715, 39247), (845, 33209), (1859, 15095), (3019, 9295)]