81271316

素因数分解:

$2^2\times 7^1\times {\mathrm{463}}^1\times {\mathrm{6269}}^1$

素因数の和:6743

約数の個数: 24

約数和(自身を含む): 162919680

約数和(自身を除く): 81648364

約数列:

[1, 2, 4, 7, 14, 28, 463, 926, 1852, 3241, 6269, 6482, 12538, 12964, 25076, 43883, 87766, 175532, 2902547, 5805094, 11610188, 20317829, 40635658, 81271316]

約数ペア:

[(1, 81271316), (2, 40635658), (4, 20317829), (7, 11610188), (14, 5805094), (28, 2902547), (463, 175532), (926, 87766), (1852, 43883), (3241, 25076), (6269, 12964), (6482, 12538)]