12757500868

素因数分解:

$2^2\times 7^1\times {\mathrm{10211}}^1\times {\mathrm{44621}}^1$

素因数の和:54843

約数の個数: 24

約数和(自身を含む): 25518072384

約数和(自身を除く): 12760571516

約数列:

[1, 2, 4, 7, 14, 28, 10211, 20422, 40844, 44621, 71477, 89242, 142954, 178484, 285908, 312347, 624694, 1249388, 455625031, 911250062, 1822500124, 3189375217, 6378750434, 12757500868]

約数ペア:

[(1, 12757500868), (2, 6378750434), (4, 3189375217), (7, 1822500124), (14, 911250062), (28, 455625031), (10211, 1249388), (20422, 624694), (40844, 312347), (44621, 285908), (71477, 178484), (89242, 142954)]