40875939

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20551}}^1$

素因数の和:20587

約数の個数: 24

約数和(自身を含む): 67328352

約数和(自身を除く): 26452413

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 20551, 61653, 184959, 267163, 349367, 801489, 1048101, 2404467, 3144303, 4541771, 13625313, 40875939]

約数ペア:

[(1, 40875939), (3, 13625313), (9, 4541771), (13, 3144303), (17, 2404467), (39, 1048101), (51, 801489), (117, 349367), (153, 267163), (221, 184959), (663, 61653), (1989, 20551)]