68866785

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{117721}}^1$

素因数の和:117745

約数の個数: 24

約数和(自身を含む): 128552424

約数和(自身を除く): 59685639

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 117721, 353163, 588605, 1059489, 1530373, 1765815, 4591119, 5297445, 7651865, 13773357, 22955595, 68866785]

約数ペア:

[(1, 68866785), (3, 22955595), (5, 13773357), (9, 7651865), (13, 5297445), (15, 4591119), (39, 1765815), (45, 1530373), (65, 1059489), (117, 588605), (195, 353163), (585, 117721)]