81695798

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1\times {\mathrm{1777}}^1$

素因数の和:2087

約数の個数: 16

約数和(自身を含む): 124260864

約数和(自身を除く): 42565066

約数列:

[1, 2, 127, 181, 254, 362, 1777, 3554, 22987, 45974, 225679, 321637, 451358, 643274, 40847899, 81695798]

約数ペア:

[(1, 81695798), (2, 40847899), (127, 643274), (181, 451358), (254, 321637), (362, 225679), (1777, 45974), (3554, 22987)]