1640753387

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{88819}}^1$

素因数の和:88875

約数の個数: 24

約数和(自身を含む): 2126350800

約数和(自身を除く): 485597413

約数列:

[1, 7, 13, 29, 49, 91, 203, 377, 637, 1421, 2639, 18473, 88819, 621733, 1154647, 2575751, 4352131, 8082529, 18030257, 33484763, 56577703, 126211799, 234393341, 1640753387]

約数ペア:

[(1, 1640753387), (7, 234393341), (13, 126211799), (29, 56577703), (49, 33484763), (91, 18030257), (203, 8082529), (377, 4352131), (637, 2575751), (1421, 1154647), (2639, 621733), (18473, 88819)]