13662719

素因数分解:

$7^3\times {\mathrm{61}}^1\times {\mathrm{653}}^1$

素因数の和:735

約数の個数: 16

約数和(自身を含む): 16219200

約数和(自身を除く): 2556481

約数列:

[1, 7, 49, 61, 343, 427, 653, 2989, 4571, 20923, 31997, 39833, 223979, 278831, 1951817, 13662719]

約数ペア:

[(1, 13662719), (7, 1951817), (49, 278831), (61, 223979), (343, 39833), (427, 31997), (653, 20923), (2989, 4571)]