81895185

素因数分解:

$3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{3389}}^1$

素因数の和:3582

約数の個数: 32

約数和(自身を含む): 146448000

約数和(自身を除く): 64552815

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 179, 537, 895, 1611, 2685, 3389, 4833, 8055, 10167, 16945, 24165, 30501, 50835, 91503, 152505, 457515, 606631, 1819893, 3033155, 5459679, 9099465, 16379037, 27298395, 81895185]

約数ペア:

[(1, 81895185), (3, 27298395), (5, 16379037), (9, 9099465), (15, 5459679), (27, 3033155), (45, 1819893), (135, 606631), (179, 457515), (537, 152505), (895, 91503), (1611, 50835), (2685, 30501), (3389, 24165), (4833, 16945), (8055, 10167)]