56640262

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:592

約数の個数: 32

約数和(自身を含む): 99335232

約数和(自身を除く): 42694970

約数列:

[1, 2, 7, 14, 73, 146, 157, 314, 353, 511, 706, 1022, 1099, 2198, 2471, 4942, 11461, 22922, 25769, 51538, 55421, 80227, 110842, 160454, 180383, 360766, 387947, 775894, 4045733, 8091466, 28320131, 56640262]

約数ペア:

[(1, 56640262), (2, 28320131), (7, 8091466), (14, 4045733), (73, 775894), (146, 387947), (157, 360766), (314, 180383), (353, 160454), (511, 110842), (706, 80227), (1022, 55421), (1099, 51538), (2198, 25769), (2471, 22922), (4942, 11461)]