2878817409

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{1381}}^1\times {\mathrm{5939}}^1$

素因数の和:7342

約数の個数: 32

約数和(自身を含む): 4597084800

約数和(自身を除く): 1718267391

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 1381, 4143, 5939, 12429, 17817, 17953, 37287, 53451, 53859, 77207, 160353, 161577, 231621, 484731, 694863, 2084589, 8201759, 24605277, 73815831, 106622867, 221447493, 319868601, 959605803, 2878817409]

約数ペア:

[(1, 2878817409), (3, 959605803), (9, 319868601), (13, 221447493), (27, 106622867), (39, 73815831), (117, 24605277), (351, 8201759), (1381, 2084589), (4143, 694863), (5939, 484731), (12429, 231621), (17817, 161577), (17953, 160353), (37287, 77207), (53451, 53859)]