25960857

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 39029760

約数和(自身を除く): 13068903

約数列:

[1, 3, 13, 31, 39, 93, 109, 197, 327, 403, 591, 1209, 1417, 2561, 3379, 4251, 6107, 7683, 10137, 18321, 21473, 43927, 64419, 79391, 131781, 238173, 279149, 665663, 837447, 1996989, 8653619, 25960857]

約数ペア:

[(1, 25960857), (3, 8653619), (13, 1996989), (31, 837447), (39, 665663), (93, 279149), (109, 238173), (197, 131781), (327, 79391), (403, 64419), (591, 43927), (1209, 21473), (1417, 18321), (2561, 10137), (3379, 7683), (4251, 6107)]