4091941

素因数分解:

$7^2\times {\mathrm{37}}^2\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 18

約数和(自身を含む): 4972338

約数和(自身を除く): 880397

約数列:

[1, 7, 37, 49, 61, 259, 427, 1369, 1813, 2257, 2989, 9583, 15799, 67081, 83509, 110593, 584563, 4091941]

約数ペア:

[(1, 4091941), (7, 584563), (37, 110593), (49, 83509), (61, 67081), (259, 15799), (427, 9583), (1369, 2989), (1813, 2257)]