40426407

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{14923}}^1$

素因数の和:14979

約数の個数: 24

約数和(自身を含む): 68292224

約数和(自身を除く): 27865817

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 14923, 44769, 104461, 134307, 313383, 641689, 940149, 1925067, 4491823, 5775201, 13475469, 40426407]

約数ペア:

[(1, 40426407), (3, 13475469), (7, 5775201), (9, 4491823), (21, 1925067), (43, 940149), (63, 641689), (129, 313383), (301, 134307), (387, 104461), (903, 44769), (2709, 14923)]