40057947

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3209}}^1$

素因数の和:3307

約数の個数: 24

約数和(自身を含む): 61760400

約数和(自身を除く): 21702453

約数列:

[1, 3, 9, 19, 57, 73, 171, 219, 657, 1387, 3209, 4161, 9627, 12483, 28881, 60971, 182913, 234257, 548739, 702771, 2108313, 4450883, 13352649, 40057947]

約数ペア:

[(1, 40057947), (3, 13352649), (9, 4450883), (19, 2108313), (57, 702771), (73, 548739), (171, 234257), (219, 182913), (657, 60971), (1387, 28881), (3209, 12483), (4161, 9627)]