77882571

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 126846720

約数和(自身を除く): 48964149

約数列:

[1, 3, 9, 13, 31, 39, 93, 109, 117, 197, 279, 327, 403, 591, 981, 1209, 1417, 1773, 2561, 3379, 3627, 4251, 6107, 7683, 10137, 12753, 18321, 21473, 23049, 30411, 43927, 54963, 64419, 79391, 131781, 193257, 238173, 279149, 395343, 665663, 714519, 837447, 1996989, 2512341, 5990967, 8653619, 25960857, 77882571]

約数ペア:

[(1, 77882571), (3, 25960857), (9, 8653619), (13, 5990967), (31, 2512341), (39, 1996989), (93, 837447), (109, 714519), (117, 665663), (197, 395343), (279, 279149), (327, 238173), (403, 193257), (591, 131781), (981, 79391), (1209, 64419), (1417, 54963), (1773, 43927), (2561, 30411), (3379, 23049), (3627, 21473), (4251, 18321), (6107, 12753), (7683, 10137)]