1627200081

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{195883}}^1$

素因数の和:195973

約数の個数: 24

約数和(自身を含む): 2566863936

約数和(自身を除く): 939663855

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 8307, 195883, 587649, 1762947, 2546479, 7639437, 13907693, 22918311, 41723079, 125169237, 180800009, 542400027, 1627200081]

約数ペア:

[(1, 1627200081), (3, 542400027), (9, 180800009), (13, 125169237), (39, 41723079), (71, 22918311), (117, 13907693), (213, 7639437), (639, 2546479), (923, 1762947), (2769, 587649), (8307, 195883)]