218042981

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{2393}}^1$

素因数の和:2612

約数の個数: 16

約数和(自身を含む): 241851456

約数和(自身を除く): 23808475

約数列:

[1, 13, 43, 163, 559, 2119, 2393, 7009, 31109, 91117, 102899, 390059, 1337687, 5070767, 16772537, 218042981]

約数ペア:

[(1, 218042981), (13, 16772537), (43, 5070767), (163, 1337687), (559, 390059), (2119, 102899), (2393, 91117), (7009, 31109)]