13197289

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1096

約数の個数: 16

約数和(自身を含む): 15840256

約数和(自身を除く): 2642967

約数列:

[1, 7, 31, 61, 217, 427, 997, 1891, 6979, 13237, 30907, 60817, 216349, 425719, 1885327, 13197289]

約数ペア:

[(1, 13197289), (7, 1885327), (31, 425719), (61, 216349), (217, 60817), (427, 30907), (997, 13237), (1891, 6979)]