212733963

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{25609}}^1$

素因数の和:25699

約数の個数: 24

約数和(自身を含む): 335593440

約数和(自身を除く): 122859477

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 8307, 25609, 76827, 230481, 332917, 998751, 1818239, 2996253, 5454717, 16364151, 23637107, 70911321, 212733963]

約数ペア:

[(1, 212733963), (3, 70911321), (9, 23637107), (13, 16364151), (39, 5454717), (71, 2996253), (117, 1818239), (213, 998751), (639, 332917), (923, 230481), (2769, 76827), (8307, 25609)]