128511639

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{1933}}^1$

素因数の和:2111

約数の個数: 24

約数和(自身を含む): 190073520

約数和(自身を除く): 61561881

約数列:

[1, 3, 9, 83, 89, 249, 267, 747, 801, 1933, 5799, 7387, 17397, 22161, 66483, 160439, 172037, 481317, 516111, 1443951, 1548333, 14279071, 42837213, 128511639]

約数ペア:

[(1, 128511639), (3, 42837213), (9, 14279071), (83, 1548333), (89, 1443951), (249, 516111), (267, 481317), (747, 172037), (801, 160439), (1933, 66483), (5799, 22161), (7387, 17397)]