81525255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{2803}}^1$

素因数の和:3095

約数の個数: 32

約数和(自身を含む): 149666304

約数和(自身を除く): 68141049

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 277, 831, 1385, 1939, 2803, 4155, 5817, 8409, 9695, 14015, 19621, 29085, 42045, 58863, 98105, 294315, 776431, 2329293, 3882155, 5435017, 11646465, 16305051, 27175085, 81525255]

約数ペア:

[(1, 81525255), (3, 27175085), (5, 16305051), (7, 11646465), (15, 5435017), (21, 3882155), (35, 2329293), (105, 776431), (277, 294315), (831, 98105), (1385, 58863), (1939, 42045), (2803, 29085), (4155, 19621), (5817, 14015), (8409, 9695)]