25530547

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1381}}^1$

素因数の和:1546

約数の個数: 16

約数和(自身を含む): 30956800

約数和(自身を除く): 5426253

約数列:

[1, 7, 19, 133, 139, 973, 1381, 2641, 9667, 18487, 26239, 183673, 191959, 1343713, 3647221, 25530547]

約数ペア:

[(1, 25530547), (7, 3647221), (19, 1343713), (133, 191959), (139, 183673), (973, 26239), (1381, 18487), (2641, 9667)]