26880707

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{409}}^1$

素因数の和:686

約数の個数: 16

約数和(自身を含む): 31684800

約数和(自身を除く): 4804093

約数列:

[1, 7, 41, 229, 287, 409, 1603, 2863, 9389, 16769, 65723, 93661, 117383, 655627, 3840101, 26880707]

約数ペア:

[(1, 26880707), (7, 3840101), (41, 655627), (229, 117383), (287, 93661), (409, 65723), (1603, 16769), (2863, 9389)]