81569054

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{200909}}^1$

素因数の和:200947

約数の個数: 16

約数和(自身を含む): 144655200

約数和(自身を除く): 63086146

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 200909, 401818, 1406363, 2812726, 5826361, 11652722, 40784527, 81569054]

約数ペア:

[(1, 81569054), (2, 40784527), (7, 11652722), (14, 5826361), (29, 2812726), (58, 1406363), (203, 401818), (406, 200909)]