206864105

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{203807}}^1$

素因数の和:203848

約数の個数: 16

約数和(自身を含む): 293483520

約数和(自身を除く): 86619415

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 203807, 1019035, 1426649, 5910403, 7133245, 29552015, 41372821, 206864105]

約数ペア:

[(1, 206864105), (5, 41372821), (7, 29552015), (29, 7133245), (35, 5910403), (145, 1426649), (203, 1019035), (1015, 203807)]