12748291388

素因数分解:

$2^2\times 7^2\times {\mathrm{991}}^1\times {\mathrm{65633}}^1$

素因数の和:66642

約数の個数: 36

約数和(自身を含む): 25978462272

約数和(自身を除く): 13230170884

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 991, 1982, 3964, 6937, 13874, 27748, 48559, 65633, 97118, 131266, 194236, 262532, 459431, 918862, 1837724, 3216017, 6432034, 12864068, 65042303, 130084606, 260169212, 455296121, 910592242, 1821184484, 3187072847, 6374145694, 12748291388]

約数ペア:

[(1, 12748291388), (2, 6374145694), (4, 3187072847), (7, 1821184484), (14, 910592242), (28, 455296121), (49, 260169212), (98, 130084606), (196, 65042303), (991, 12864068), (1982, 6432034), (3964, 3216017), (6937, 1837724), (13874, 918862), (27748, 459431), (48559, 262532), (65633, 194236), (97118, 131266)]