208962405

素因数分解:

$3^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{8161}}^1$

素因数の和:8741

約数の個数: 24

約数和(自身を含む): 362882520

約数和(自身を除く): 153920115

約数列:

[1, 3, 5, 9, 15, 45, 569, 1707, 2845, 5121, 8161, 8535, 24483, 25605, 40805, 73449, 122415, 367245, 4643609, 13930827, 23218045, 41792481, 69654135, 208962405]

約数ペア:

[(1, 208962405), (3, 69654135), (5, 41792481), (9, 23218045), (15, 13930827), (45, 4643609), (569, 367245), (1707, 122415), (2845, 73449), (5121, 40805), (8161, 25605), (8535, 24483)]