749899353

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{11971}}^1$

素因数の和:12157

約数の個数: 32

約数和(自身を含む): 1210608640

約数和(自身を除く): 460709287

約数列:

[1, 3, 7, 19, 21, 57, 133, 157, 399, 471, 1099, 2983, 3297, 8949, 11971, 20881, 35913, 62643, 83797, 227449, 251391, 682347, 1592143, 1879447, 4776429, 5638341, 13156129, 35709493, 39468387, 107128479, 249966451, 749899353]

約数ペア:

[(1, 749899353), (3, 249966451), (7, 107128479), (19, 39468387), (21, 35709493), (57, 13156129), (133, 5638341), (157, 4776429), (399, 1879447), (471, 1592143), (1099, 682347), (2983, 251391), (3297, 227449), (8949, 83797), (11971, 62643), (20881, 35913)]