1520294787207

素因数分解:

$3^6\times 7^1\times {\mathrm{297921769}}^1$

素因数の和:297921794

約数の個数: 28

約数和(自身を含む): 2605027956880

約数和(自身を除く): 1084733169673

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 297921769, 893765307, 2085452383, 2681295921, 6256357149, 8043887763, 18769071447, 24131663289, 56307214341, 72394989867, 168921643023, 217184969601, 506764929069, 1520294787207]

約数ペア:

[(1, 1520294787207), (3, 506764929069), (7, 217184969601), (9, 168921643023), (21, 72394989867), (27, 56307214341), (63, 24131663289), (81, 18769071447), (189, 8043887763), (243, 6256357149), (567, 2681295921), (729, 2085452383), (1701, 893765307), (5103, 297921769)]