40513941

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20369}}^1$

素因数の和:20405

約数の個数: 24

約数和(自身を含む): 66732120

約数和(自身を除く): 26218179

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 20369, 61107, 183321, 264797, 346273, 794391, 1038819, 2383173, 3116457, 4501549, 13504647, 40513941]

約数ペア:

[(1, 40513941), (3, 13504647), (9, 4501549), (13, 3116457), (17, 2383173), (39, 1038819), (51, 794391), (117, 346273), (153, 264797), (221, 183321), (663, 61107), (1989, 20369)]