199975642

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1\times {\mathrm{1619}}^1$

素因数の和:2181

約数の個数: 16

約数和(自身を含む): 302875200

約数和(自身を除く): 102899558

約数列:

[1, 2, 151, 302, 409, 818, 1619, 3238, 61759, 123518, 244469, 488938, 662171, 1324342, 99987821, 199975642]

約数ペア:

[(1, 199975642), (2, 99987821), (151, 1324342), (302, 662171), (409, 488938), (818, 244469), (1619, 123518), (3238, 61759)]