26647947

素因数分解:

$3^4\times {\mathrm{269}}^1\times {\mathrm{1223}}^1$

素因数の和:1504

約数の個数: 20

約数和(自身を含む): 39988080

約数和(自身を除く): 13340133

約数列:

[1, 3, 9, 27, 81, 269, 807, 1223, 2421, 3669, 7263, 11007, 21789, 33021, 99063, 328987, 986961, 2960883, 8882649, 26647947]

約数ペア:

[(1, 26647947), (3, 8882649), (9, 2960883), (27, 986961), (81, 328987), (269, 99063), (807, 33021), (1223, 21789), (2421, 11007), (3669, 7263)]