26781129

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{41911}}^1$

素因数の和:41988

約数の個数: 12

約数和(自身を含む): 39229632

約数和(自身を除く): 12448503

約数列:

[1, 3, 9, 71, 213, 639, 41911, 125733, 377199, 2975681, 8927043, 26781129]

約数ペア:

[(1, 26781129), (3, 8927043), (9, 2975681), (71, 377199), (213, 125733), (639, 41911)]