2009374409

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{6277}}^1$

素因数の和:6477

約数の個数: 24

約数和(自身を含む): 2404725120

約数和(自身を除く): 395350711

約数列:

[1, 7, 47, 49, 139, 329, 973, 2303, 6277, 6533, 6811, 43939, 45731, 295019, 307573, 320117, 872503, 2065133, 6107521, 14455931, 41007641, 42752647, 287053487, 2009374409]

約数ペア:

[(1, 2009374409), (7, 287053487), (47, 42752647), (49, 41007641), (139, 14455931), (329, 6107521), (973, 2065133), (2303, 872503), (6277, 320117), (6533, 307573), (6811, 295019), (43939, 45731)]