40280779

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2503}}^1$

素因数の和:2551

約数の個数: 24

約数和(自身を含む): 53285120

約数和(自身を除く): 13004341

約数列:

[1, 7, 11, 19, 77, 121, 133, 209, 847, 1463, 2299, 2503, 16093, 17521, 27533, 47557, 192731, 302863, 332899, 523127, 2120041, 3661889, 5754397, 40280779]

約数ペア:

[(1, 40280779), (7, 5754397), (11, 3661889), (19, 2120041), (77, 523127), (121, 332899), (133, 302863), (209, 192731), (847, 47557), (1463, 27533), (2299, 17521), (2503, 16093)]