61725321

素因数分解:

$3^4\times 7^1\times {\mathrm{108863}}^1$

素因数の和:108882

約数の個数: 20

約数和(自身を含む): 105380352

約数和(自身を除く): 43655031

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 108863, 326589, 762041, 979767, 2286123, 2939301, 6858369, 8817903, 20575107, 61725321]

約数ペア:

[(1, 61725321), (3, 20575107), (7, 8817903), (9, 6858369), (21, 2939301), (27, 2286123), (63, 979767), (81, 762041), (189, 326589), (567, 108863)]