40657149

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20441}}^1$

素因数の和:20477

約数の個数: 24

約数和(自身を含む): 66967992

約数和(自身を除く): 26310843

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 20441, 61323, 183969, 265733, 347497, 797199, 1042491, 2391597, 3127473, 4517461, 13552383, 40657149]

約数ペア:

[(1, 40657149), (3, 13552383), (9, 4517461), (13, 3127473), (17, 2391597), (39, 1042491), (51, 797199), (117, 347497), (153, 265733), (221, 183969), (663, 61323), (1989, 20441)]