20161187805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{719}}^1\times {\mathrm{169943}}^1$

素因数の和:170681

約数の個数: 32

約数和(自身を含む): 35239587840

約数和(自身を除く): 15078400035

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 719, 2157, 3595, 7909, 10785, 23727, 39545, 118635, 169943, 509829, 849715, 1869373, 2549145, 5608119, 9346865, 28040595, 122189017, 366567051, 610945085, 1344079187, 1832835255, 4032237561, 6720395935, 20161187805]

約数ペア:

[(1, 20161187805), (3, 6720395935), (5, 4032237561), (11, 1832835255), (15, 1344079187), (33, 610945085), (55, 366567051), (165, 122189017), (719, 28040595), (2157, 9346865), (3595, 5608119), (7909, 2549145), (10785, 1869373), (23727, 849715), (39545, 509829), (118635, 169943)]