81210486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{52259}}^1$

素因数の和:52308

約数の個数: 32

約数和(自身を含む): 190644480

約数和(自身を除く): 109433994

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 52259, 104518, 156777, 313554, 365813, 731626, 1097439, 1933583, 2194878, 3867166, 5800749, 11601498, 13535081, 27070162, 40605243, 81210486]

約数ペア:

[(1, 81210486), (2, 40605243), (3, 27070162), (6, 13535081), (7, 11601498), (14, 5800749), (21, 3867166), (37, 2194878), (42, 1933583), (74, 1097439), (111, 731626), (222, 365813), (259, 313554), (518, 156777), (777, 104518), (1554, 52259)]