13687641

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{12569}}^1$

素因数の和:12597

約数の個数: 18

約数和(自身を含む): 21733530

約数和(自身を除く): 8045889

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 12569, 37707, 113121, 138259, 414777, 1244331, 1520849, 4562547, 13687641]

約数ペア:

[(1, 13687641), (3, 4562547), (9, 1520849), (11, 1244331), (33, 414777), (99, 138259), (121, 113121), (363, 37707), (1089, 12569)]