198121561

素因数分解:

${\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1\times {\mathrm{443}}^1$

素因数の和:936

約数の個数: 16

約数和(自身を含む): 219193920

約数和(自身を除く): 21072359

約数列:

[1, 11, 109, 373, 443, 1199, 4103, 4873, 40657, 48287, 165239, 447227, 531157, 1817629, 18011051, 198121561]

約数ペア:

[(1, 198121561), (11, 18011051), (109, 1817629), (373, 531157), (443, 447227), (1199, 165239), (4103, 48287), (4873, 40657)]