247138705

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{34301}}^1$

素因数の和:34448

約数の個数: 16

約数和(自身を含む): 326006208

約数和(自身を除く): 78867503

約数列:

[1, 5, 11, 55, 131, 655, 1441, 7205, 34301, 171505, 377311, 1886555, 4493431, 22467155, 49427741, 247138705]

約数ペア:

[(1, 247138705), (5, 49427741), (11, 22467155), (55, 4493431), (131, 1886555), (655, 377311), (1441, 171505), (7205, 34301)]