25953487

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 32371440

約数和(自身を除く): 6417953

約数列:

[1, 7, 19, 49, 61, 133, 427, 457, 931, 1159, 2989, 3199, 8113, 8683, 22393, 27877, 56791, 60781, 195139, 425467, 529663, 1365973, 3707641, 25953487]

約数ペア:

[(1, 25953487), (7, 3707641), (19, 1365973), (49, 529663), (61, 425467), (133, 195139), (427, 60781), (457, 56791), (931, 27877), (1159, 22393), (2989, 8683), (3199, 8113)]