690102021

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{5903}}^1$

素因数の和:6225

約数の個数: 32

約数和(自身を含む): 1110896640

約数和(自身を除く): 420794619

約数列:

[1, 3, 7, 19, 21, 57, 133, 293, 399, 879, 2051, 5567, 5903, 6153, 16701, 17709, 38969, 41321, 112157, 116907, 123963, 336471, 785099, 1729579, 2355297, 5188737, 12107053, 32862001, 36321159, 98586003, 230034007, 690102021]

約数ペア:

[(1, 690102021), (3, 230034007), (7, 98586003), (19, 36321159), (21, 32862001), (57, 12107053), (133, 5188737), (293, 2355297), (399, 1729579), (879, 785099), (2051, 336471), (5567, 123963), (5903, 116907), (6153, 112157), (16701, 41321), (17709, 38969)]