9847215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 19987968

約数和(自身を除く): 10140753

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 315, 387, 645, 727, 903, 1505, 1935, 2181, 2709, 3635, 4515, 5089, 6543, 10905, 13545, 15267, 25445, 31261, 32715, 45801, 76335, 93783, 156305, 218827, 229005, 281349, 468915, 656481, 1094135, 1406745, 1969443, 3282405, 9847215]

約数ペア:

[(1, 9847215), (3, 3282405), (5, 1969443), (7, 1406745), (9, 1094135), (15, 656481), (21, 468915), (35, 281349), (43, 229005), (45, 218827), (63, 156305), (105, 93783), (129, 76335), (215, 45801), (301, 32715), (315, 31261), (387, 25445), (645, 15267), (727, 13545), (903, 10905), (1505, 6543), (1935, 5089), (2181, 4515), (2709, 3635)]