207907281

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{12101}}^1$

素因数の和:12213

約数の個数: 24

約数和(自身を含む): 317169216

約数和(自身を除く): 109261935

約数列:

[1, 3, 9, 23, 69, 83, 207, 249, 747, 1909, 5727, 12101, 17181, 36303, 108909, 278323, 834969, 1004383, 2504907, 3013149, 9039447, 23100809, 69302427, 207907281]

約数ペア:

[(1, 207907281), (3, 69302427), (9, 23100809), (23, 9039447), (69, 3013149), (83, 2504907), (207, 1004383), (249, 834969), (747, 278323), (1909, 108909), (5727, 36303), (12101, 17181)]