12745845

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{941}}^1$

素因数の和:1002

約数の個数: 48

約数和(自身を含む): 25863552

約数和(自身を除く): 13117707

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 315, 387, 645, 903, 941, 1505, 1935, 2709, 2823, 4515, 4705, 6587, 8469, 13545, 14115, 19761, 32935, 40463, 42345, 59283, 98805, 121389, 202315, 283241, 296415, 364167, 606945, 849723, 1416205, 1820835, 2549169, 4248615, 12745845]

約数ペア:

[(1, 12745845), (3, 4248615), (5, 2549169), (7, 1820835), (9, 1416205), (15, 849723), (21, 606945), (35, 364167), (43, 296415), (45, 283241), (63, 202315), (105, 121389), (129, 98805), (215, 59283), (301, 42345), (315, 40463), (387, 32935), (645, 19761), (903, 14115), (941, 13545), (1505, 8469), (1935, 6587), (2709, 4705), (2823, 4515)]