138794758

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{20393}}^1$

素因数の和:20519

約数の個数: 16

約数和(自身を含む): 215850096

約数和(自身を除く): 77055338

約数列:

[1, 2, 41, 82, 83, 166, 3403, 6806, 20393, 40786, 836113, 1672226, 1692619, 3385238, 69397379, 138794758]

約数ペア:

[(1, 138794758), (2, 69397379), (41, 3385238), (82, 1692619), (83, 1672226), (166, 836113), (3403, 40786), (6806, 20393)]