81811514

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{65033}}^1$

素因数の和:65089

約数の個数: 16

約数和(自身を含む): 133449768

約数和(自身を除く): 51638254

約数列:

[1, 2, 17, 34, 37, 74, 629, 1258, 65033, 130066, 1105561, 2211122, 2406221, 4812442, 40905757, 81811514]

約数ペア:

[(1, 81811514), (2, 40905757), (17, 4812442), (34, 2406221), (37, 2211122), (74, 1105561), (629, 130066), (1258, 65033)]