231991485

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127819}}^1$

素因数の和:127849

約数の個数: 24

約数和(自身を含む): 408001440

約数和(自身を除く): 176009955

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1815, 127819, 383457, 639095, 1406009, 1917285, 4218027, 7030045, 15466099, 21090135, 46398297, 77330495, 231991485]

約数ペア:

[(1, 231991485), (3, 77330495), (5, 46398297), (11, 21090135), (15, 15466099), (33, 7030045), (55, 4218027), (121, 1917285), (165, 1406009), (363, 639095), (605, 383457), (1815, 127819)]