13187043

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{2293}}^1$

素因数の和:2376

約数の個数: 20

約数和(自身を含む): 19985328

約数和(自身を除く): 6798285

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 2293, 5751, 6879, 20637, 61911, 162803, 185733, 488409, 1465227, 4395681, 13187043]

約数ペア:

[(1, 13187043), (3, 4395681), (9, 1465227), (27, 488409), (71, 185733), (81, 162803), (213, 61911), (639, 20637), (1917, 6879), (2293, 5751)]