26640957

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2971}}^1$

素因数の和:3049

約数の個数: 24

約数和(自身を含む): 42012192

約数和(自身を除く): 15371235

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2971, 2989, 8913, 8967, 20797, 62391, 145579, 181231, 436737, 543693, 1268617, 3805851, 8880319, 26640957]

約数ペア:

[(1, 26640957), (3, 8880319), (7, 3805851), (21, 1268617), (49, 543693), (61, 436737), (147, 181231), (183, 145579), (427, 62391), (1281, 20797), (2971, 8967), (2989, 8913)]