12542283

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:345

約数の個数: 40

約数和(自身を含む): 20721008

約数和(自身を除く): 8178725

約数列:

[1, 3, 9, 13, 27, 39, 43, 81, 117, 129, 277, 351, 387, 559, 831, 1053, 1161, 1677, 2493, 3483, 3601, 5031, 7479, 10803, 11911, 15093, 22437, 32409, 35733, 45279, 97227, 107199, 154843, 291681, 321597, 464529, 964791, 1393587, 4180761, 12542283]

約数ペア:

[(1, 12542283), (3, 4180761), (9, 1393587), (13, 964791), (27, 464529), (39, 321597), (43, 291681), (81, 154843), (117, 107199), (129, 97227), (277, 45279), (351, 35733), (387, 32409), (559, 22437), (831, 15093), (1053, 11911), (1161, 10803), (1677, 7479), (2493, 5031), (3483, 3601)]