39981486

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{439}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 82241280

約数和(自身を除く): 42259794

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 353, 439, 706, 878, 1059, 1317, 2118, 2634, 15179, 18877, 30358, 37754, 45537, 56631, 91074, 113262, 154967, 309934, 464901, 929802, 6663581, 13327162, 19990743, 39981486]

約数ペア:

[(1, 39981486), (2, 19990743), (3, 13327162), (6, 6663581), (43, 929802), (86, 464901), (129, 309934), (258, 154967), (353, 113262), (439, 91074), (706, 56631), (878, 45537), (1059, 37754), (1317, 30358), (2118, 18877), (2634, 15179)]