25789869

素因数分解:

$3^2\times 7^1\times {\mathrm{419}}^1\times {\mathrm{977}}^1$

素因数の和:1409

約数の個数: 24

約数和(自身を含む): 42719040

約数和(自身を除く): 16929171

約数列:

[1, 3, 7, 9, 21, 63, 419, 977, 1257, 2931, 2933, 3771, 6839, 8793, 8799, 20517, 26397, 61551, 409363, 1228089, 2865541, 3684267, 8596623, 25789869]

約数ペア:

[(1, 25789869), (3, 8596623), (7, 3684267), (9, 2865541), (21, 1228089), (63, 409363), (419, 61551), (977, 26397), (1257, 20517), (2931, 8799), (2933, 8793), (3771, 6839)]