12956727

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4639}}^1$

素因数の和:4675

約数の個数: 24

約数和(自身を含む): 21158400

約数和(自身を除く): 8201673

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 4639, 13917, 32473, 88141, 97419, 227311, 264423, 616987, 681933, 1850961, 4318909, 12956727]

約数ペア:

[(1, 12956727), (3, 4318909), (7, 1850961), (19, 681933), (21, 616987), (49, 264423), (57, 227311), (133, 97419), (147, 88141), (399, 32473), (931, 13917), (2793, 4639)]