128780565571

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{1607}}^1\times {\mathrm{82361}}^1$

素因数の和:84114

約数の個数: 16

約数和(自身を含む): 148330667520

約数和(自身を除く): 19550101949

約数列:

[1, 7, 139, 973, 1607, 11249, 82361, 223373, 576527, 1563611, 11448179, 80137253, 132354127, 926478889, 18397223653, 128780565571]

約数ペア:

[(1, 128780565571), (7, 18397223653), (139, 926478889), (973, 132354127), (1607, 80137253), (11249, 11448179), (82361, 1563611), (223373, 576527)]