2181396085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{647}}^1\times {\mathrm{1039}}^1$

素因数の和:1761

約数の個数: 32

約数和(自身を含む): 2911334400

約数和(自身を除く): 729938315

約数列:

[1, 5, 11, 55, 59, 295, 647, 649, 1039, 3235, 3245, 5195, 7117, 11429, 35585, 38173, 57145, 61301, 190865, 306505, 419903, 672233, 674311, 2099515, 3361165, 3371555, 7394563, 36972815, 39661747, 198308735, 436279217, 2181396085]

約数ペア:

[(1, 2181396085), (5, 436279217), (11, 198308735), (55, 39661747), (59, 36972815), (295, 7394563), (647, 3371555), (649, 3361165), (1039, 2099515), (3235, 674311), (3245, 672233), (5195, 419903), (7117, 306505), (11429, 190865), (35585, 61301), (38173, 57145)]