204465387

素因数分解:

$3^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{4621}}^1$

素因数の和:4688

約数の個数: 32

約数和(自身を含む): 325388800

約数和(自身を除く): 120923413

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 343, 903, 1029, 2107, 4621, 6321, 13863, 14749, 32347, 44247, 97041, 198703, 226429, 596109, 679287, 1390921, 1585003, 4172763, 4755009, 9736447, 29209341, 68155129, 204465387]

約数ペア:

[(1, 204465387), (3, 68155129), (7, 29209341), (21, 9736447), (43, 4755009), (49, 4172763), (129, 1585003), (147, 1390921), (301, 679287), (343, 596109), (903, 226429), (1029, 198703), (2107, 97041), (4621, 44247), (6321, 32347), (13863, 14749)]