218133025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{3557}}^1$

素因数の和:3801

約数の個数: 24

約数和(自身を含む): 296481024

約数和(自身を除く): 78347999

約数列:

[1, 5, 11, 25, 55, 223, 275, 1115, 2453, 3557, 5575, 12265, 17785, 39127, 61325, 88925, 195635, 793211, 978175, 3966055, 8725321, 19830275, 43626605, 218133025]

約数ペア:

[(1, 218133025), (5, 43626605), (11, 19830275), (25, 8725321), (55, 3966055), (223, 978175), (275, 793211), (1115, 195635), (2453, 88925), (3557, 61325), (5575, 39127), (12265, 17785)]