6661431

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2459}}^1$

素因数の和:2515

約数の個数: 24

約数和(自身を含む): 11256960

約数和(自身を除く): 4595529

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2459, 2709, 7377, 17213, 22131, 51639, 105737, 154917, 317211, 740159, 951633, 2220477, 6661431]

約数ペア:

[(1, 6661431), (3, 2220477), (7, 951633), (9, 740159), (21, 317211), (43, 154917), (63, 105737), (129, 51639), (301, 22131), (387, 17213), (903, 7377), (2459, 2709)]