56981938

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{15767}}^1$

素因数の和:15921

約数の個数: 16

約数和(自身を含む): 92715840

約数和(自身を除く): 35733902

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 15767, 31534, 204971, 409942, 2191613, 4383226, 28490969, 56981938]

約数ペア:

[(1, 56981938), (2, 28490969), (13, 4383226), (26, 2191613), (139, 409942), (278, 204971), (1807, 31534), (3614, 15767)]