84251727

素因数分解:

$3^2\times 7^2\times {\mathrm{191047}}^1$

素因数の和:191067

約数の個数: 18

約数和(自身を含む): 141566568

約数和(自身を除く): 57314841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 191047, 573141, 1337329, 1719423, 4011987, 9361303, 12035961, 28083909, 84251727]

約数ペア:

[(1, 84251727), (3, 28083909), (7, 12035961), (9, 9361303), (21, 4011987), (49, 1719423), (63, 1337329), (147, 573141), (441, 191047)]