193831561

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{81203}}^1$

素因数の和:81252

約数の個数: 16

約数和(自身を含む): 249458688

約数和(自身を除く): 55627127

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 81203, 568421, 893233, 2517293, 6252631, 17621051, 27690223, 193831561]

約数ペア:

[(1, 193831561), (7, 27690223), (11, 17621051), (31, 6252631), (77, 2517293), (217, 893233), (341, 568421), (2387, 81203)]