81729806

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1\times {\mathrm{1493}}^1$

素因数の和:1867

約数の個数: 16

約数和(自身を含む): 124348608

約数和(自身を除く): 42618802

約数列:

[1, 2, 101, 202, 271, 542, 1493, 2986, 27371, 54742, 150793, 301586, 404603, 809206, 40864903, 81729806]

約数ペア:

[(1, 81729806), (2, 40864903), (101, 809206), (202, 404603), (271, 301586), (542, 150793), (1493, 54742), (2986, 27371)]