3087861

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 5068800

約数和(自身を除く): 1980939

約数列:

[1, 3, 7, 19, 21, 57, 71, 109, 133, 213, 327, 399, 497, 763, 1349, 1491, 2071, 2289, 4047, 6213, 7739, 9443, 14497, 23217, 28329, 43491, 54173, 147041, 162519, 441123, 1029287, 3087861]

約数ペア:

[(1, 3087861), (3, 1029287), (7, 441123), (19, 162519), (21, 147041), (57, 54173), (71, 43491), (109, 28329), (133, 23217), (213, 14497), (327, 9443), (399, 7739), (497, 6213), (763, 4047), (1349, 2289), (1491, 2071)]