28949643

素因数分解:

$3^4\times {\mathrm{241}}^1\times {\mathrm{1483}}^1$

素因数の和:1736

約数の個数: 20

約数和(自身を含む): 43454488

約数和(自身を除く): 14504845

約数列:

[1, 3, 9, 27, 81, 241, 723, 1483, 2169, 4449, 6507, 13347, 19521, 40041, 120123, 357403, 1072209, 3216627, 9649881, 28949643]

約数ペア:

[(1, 28949643), (3, 9649881), (9, 3216627), (27, 1072209), (81, 357403), (241, 120123), (723, 40041), (1483, 19521), (2169, 13347), (4449, 6507)]