13639791

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{11171}}^1$

素因数の和:11222

約数の個数: 16

約数和(自身を含む): 20377728

約数和(自身を除く): 6737937

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 11171, 33513, 122881, 368643, 413327, 1239981, 4546597, 13639791]

約数ペア:

[(1, 13639791), (3, 4546597), (11, 1239981), (33, 413327), (37, 368643), (111, 122881), (407, 33513), (1221, 11171)]