131125214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 219635712

約数和(自身を除く): 88510498

約数列:

[1, 2, 11, 22, 71, 127, 142, 254, 661, 781, 1322, 1397, 1562, 2794, 7271, 9017, 14542, 18034, 46931, 83947, 93862, 99187, 167894, 198374, 516241, 923417, 1032482, 1846834, 5960237, 11920474, 65562607, 131125214]

約数ペア:

[(1, 131125214), (2, 65562607), (11, 11920474), (22, 5960237), (71, 1846834), (127, 1032482), (142, 923417), (254, 516241), (661, 198374), (781, 167894), (1322, 99187), (1397, 93862), (1562, 83947), (2794, 46931), (7271, 18034), (9017, 14542)]