8708432073

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{648383}}^1$

素因数の和:648445

約数の個数: 24

約数和(自身を含む): 13107730944

約数和(自身を除く): 4399298871

約数列:

[1, 3, 11, 33, 37, 111, 121, 363, 407, 1221, 4477, 13431, 648383, 1945149, 7132213, 21396639, 23990171, 71970513, 78454343, 235363029, 263891881, 791675643, 2902810691, 8708432073]

約数ペア:

[(1, 8708432073), (3, 2902810691), (11, 791675643), (33, 263891881), (37, 235363029), (111, 78454343), (121, 71970513), (363, 23990171), (407, 21396639), (1221, 7132213), (4477, 1945149), (13431, 648383)]