200538009

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 339655680

約数和(自身を除く): 139117671

約数列:

[1, 3, 7, 9, 21, 63, 71, 107, 213, 321, 419, 497, 639, 749, 963, 1257, 1491, 2247, 2933, 3771, 4473, 6741, 7597, 8799, 22791, 26397, 29749, 44833, 53179, 68373, 89247, 134499, 159537, 208243, 267741, 313831, 403497, 478611, 624729, 941493, 1874187, 2824479, 3183143, 9549429, 22282001, 28648287, 66846003, 200538009]

約数ペア:

[(1, 200538009), (3, 66846003), (7, 28648287), (9, 22282001), (21, 9549429), (63, 3183143), (71, 2824479), (107, 1874187), (213, 941493), (321, 624729), (419, 478611), (497, 403497), (639, 313831), (749, 267741), (963, 208243), (1257, 159537), (1491, 134499), (2247, 89247), (2933, 68373), (3771, 53179), (4473, 44833), (6741, 29749), (7597, 26397), (8799, 22791)]