40193967

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71647}}^1$

素因数の和:71678

約数の個数: 16

約数和(自身を含む): 61903872

約数和(自身を除く): 21709905

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 71647, 214941, 788117, 1217999, 2364351, 3653997, 13397989, 40193967]

約数ペア:

[(1, 40193967), (3, 13397989), (11, 3653997), (17, 2364351), (33, 1217999), (51, 788117), (187, 214941), (561, 71647)]