128428745

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1\times {\mathrm{1061}}^1$

素因数の和:1672

約数の個数: 16

約数和(自身を含む): 158127552

約数和(自身を除く): 29698807

約数列:

[1, 5, 43, 215, 563, 1061, 2815, 5305, 24209, 45623, 121045, 228115, 597343, 2986715, 25685749, 128428745]

約数ペア:

[(1, 128428745), (5, 25685749), (43, 2986715), (215, 597343), (563, 228115), (1061, 121045), (2815, 45623), (5305, 24209)]