26782407

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{4657}}^1$

素因数の和:4740

約数の個数: 20

約数和(自身を含む): 40580496

約数和(自身を除く): 13798089

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 4657, 5751, 13971, 41913, 125739, 330647, 377217, 991941, 2975823, 8927469, 26782407]

約数ペア:

[(1, 26782407), (3, 8927469), (9, 2975823), (27, 991941), (71, 377217), (81, 330647), (213, 125739), (639, 41913), (1917, 13971), (4657, 5751)]