890758858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{3083}}^1$

素因数の和:3690

約数の個数: 32

約数和(自身を含む): 1524137472

約数和(自身を除く): 633378614

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 571, 1142, 3083, 6166, 6281, 12562, 13133, 26266, 33913, 67826, 70909, 141818, 144463, 288926, 779999, 1559998, 1760393, 3520786, 19364323, 38728646, 40489039, 80978078, 445379429, 890758858]

約数ペア:

[(1, 890758858), (2, 445379429), (11, 80978078), (22, 40489039), (23, 38728646), (46, 19364323), (253, 3520786), (506, 1760393), (571, 1559998), (1142, 779999), (3083, 288926), (6166, 144463), (6281, 141818), (12562, 70909), (13133, 67826), (26266, 33913)]