28775421

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{1153}}^1$

素因数の和:1265

約数の個数: 24

約数和(自身を含む): 43205760

約数和(自身を除く): 14430339

約数列:

[1, 3, 9, 47, 59, 141, 177, 423, 531, 1153, 2773, 3459, 8319, 10377, 24957, 54191, 68027, 162573, 204081, 487719, 612243, 3197269, 9591807, 28775421]

約数ペア:

[(1, 28775421), (3, 9591807), (9, 3197269), (47, 612243), (59, 487719), (141, 204081), (177, 162573), (423, 68027), (531, 54191), (1153, 24957), (2773, 10377), (3459, 8319)]