86290617

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{4481}}^1$

素因数の和:4629

約数の個数: 24

約数和(自身を含む): 134890272

約数和(自身を除く): 48599655

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 917, 2751, 4481, 6419, 13443, 19257, 31367, 94101, 219569, 587011, 658707, 1761033, 4109077, 12327231, 28763539, 86290617]

約数ペア:

[(1, 86290617), (3, 28763539), (7, 12327231), (21, 4109077), (49, 1761033), (131, 658707), (147, 587011), (393, 219569), (917, 94101), (2751, 31367), (4481, 19257), (6419, 13443)]