40128417

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{14813}}^1$

素因数の和:14869

約数の個数: 24

約数和(自身を含む): 67788864

約数和(自身を除く): 27660447

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 14813, 44439, 103691, 133317, 311073, 636959, 933219, 1910877, 4458713, 5732631, 13376139, 40128417]

約数ペア:

[(1, 40128417), (3, 13376139), (7, 5732631), (9, 4458713), (21, 1910877), (43, 933219), (63, 636959), (129, 311073), (301, 133317), (387, 103691), (903, 44439), (2709, 14813)]