205498969

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{1217}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 229178880

約数和(自身を除く): 23679911

約数列:

[1, 13, 31, 403, 419, 1217, 5447, 12989, 15821, 37727, 168857, 490451, 509923, 6628999, 15807613, 205498969]

約数ペア:

[(1, 205498969), (13, 15807613), (31, 6628999), (403, 509923), (419, 490451), (1217, 168857), (5447, 37727), (12989, 15821)]