28146986

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1433}}^1$

素因数の和:1526

約数の個数: 32

約数和(自身を含む): 51211008

約数和(自身を除く): 23064022

約数列:

[1, 2, 7, 14, 23, 46, 61, 122, 161, 322, 427, 854, 1403, 1433, 2806, 2866, 9821, 10031, 19642, 20062, 32959, 65918, 87413, 174826, 230713, 461426, 611891, 1223782, 2010499, 4020998, 14073493, 28146986]

約数ペア:

[(1, 28146986), (2, 14073493), (7, 4020998), (14, 2010499), (23, 1223782), (46, 611891), (61, 461426), (122, 230713), (161, 174826), (322, 87413), (427, 65918), (854, 32959), (1403, 20062), (1433, 19642), (2806, 10031), (2866, 9821)]