28338939

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{643}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 42194880

約数和(自身を除く): 13855941

約数列:

[1, 3, 9, 59, 83, 177, 249, 531, 643, 747, 1929, 4897, 5787, 14691, 37937, 44073, 53369, 113811, 160107, 341433, 480321, 3148771, 9446313, 28338939]

約数ペア:

[(1, 28338939), (3, 9446313), (9, 3148771), (59, 480321), (83, 341433), (177, 160107), (249, 113811), (531, 53369), (643, 44073), (747, 37937), (1929, 14691), (4897, 5787)]