81271677

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{20323}}^1$

素因数の和:20400

約数の個数: 16

約数和(自身を含む): 114464768

約数和(自身を除く): 33193091

約数列:

[1, 3, 31, 43, 93, 129, 1333, 3999, 20323, 60969, 630013, 873889, 1890039, 2621667, 27090559, 81271677]

約数ペア:

[(1, 81271677), (3, 27090559), (31, 2621667), (43, 1890039), (93, 873889), (129, 630013), (1333, 60969), (3999, 20323)]