1897206865

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{25657}}^1$

素因数の和:26328

約数の個数: 16

約数和(自身を含む): 2379420288

約数和(自身を除く): 482213423

約数列:

[1, 5, 23, 115, 643, 3215, 14789, 25657, 73945, 128285, 590111, 2950555, 16497451, 82487255, 379441373, 1897206865]

約数ペア:

[(1, 1897206865), (5, 379441373), (23, 82487255), (115, 16497451), (643, 2950555), (3215, 590111), (14789, 128285), (25657, 73945)]