219512986

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{887}}^1\times {\mathrm{1607}}^1$

素因数の和:2514

約数の個数: 32

約数和(自身を含む): 411236352

約数和(自身を除く): 191723366

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 887, 1607, 1774, 3214, 6209, 9757, 11249, 12418, 17677, 19514, 22498, 35354, 68299, 123739, 136598, 247478, 1425409, 2850818, 9977863, 15679499, 19955726, 31358998, 109756493, 219512986]

約数ペア:

[(1, 219512986), (2, 109756493), (7, 31358998), (11, 19955726), (14, 15679499), (22, 9977863), (77, 2850818), (154, 1425409), (887, 247478), (1607, 136598), (1774, 123739), (3214, 68299), (6209, 35354), (9757, 22498), (11249, 19514), (12418, 17677)]