289707946

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{180391}}^1$

素因数の和:180477

約数の個数: 16

約数和(自身を含む): 480564288

約数和(自身を除く): 190856342

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 180391, 360782, 1984301, 3968602, 13168543, 26337086, 144853973, 289707946]

約数ペア:

[(1, 289707946), (2, 144853973), (11, 26337086), (22, 13168543), (73, 3968602), (146, 1984301), (803, 360782), (1606, 180391)]