3939897

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 6002400

約数和(自身を除く): 2062503

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 409, 507, 741, 1227, 3211, 5317, 7771, 9633, 15951, 23313, 69121, 101023, 207363, 303069, 1313299, 3939897]

約数ペア:

[(1, 3939897), (3, 1313299), (13, 303069), (19, 207363), (39, 101023), (57, 69121), (169, 23313), (247, 15951), (409, 9633), (507, 7771), (741, 5317), (1227, 3211)]