12091289

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 14883840

約数和(自身を除く): 2792551

約数列:

[1, 7, 29, 49, 67, 127, 203, 469, 889, 1421, 1943, 3283, 3683, 6223, 8509, 13601, 25781, 59563, 95207, 180467, 246761, 416941, 1727327, 12091289]

約数ペア:

[(1, 12091289), (7, 1727327), (29, 416941), (49, 246761), (67, 180467), (127, 95207), (203, 59563), (469, 25781), (889, 13601), (1421, 8509), (1943, 6223), (3283, 3683)]