28516085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 38610432

約数和(自身を除く): 10094347

約数列:

[1, 5, 13, 37, 65, 71, 167, 185, 355, 481, 835, 923, 2171, 2405, 2627, 4615, 6179, 10855, 11857, 13135, 30895, 34151, 59285, 80327, 154141, 170755, 401635, 438709, 770705, 2193545, 5703217, 28516085]

約数ペア:

[(1, 28516085), (5, 5703217), (13, 2193545), (37, 770705), (65, 438709), (71, 401635), (167, 170755), (185, 154141), (355, 80327), (481, 59285), (835, 34151), (923, 30895), (2171, 13135), (2405, 11857), (2627, 10855), (4615, 6179)]