1288502721

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{1446131}}^1$

素因数の和:1446154

約数の個数: 20

約数和(自身を含む): 2099783664

約数和(自身を除く): 811280943

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 1446131, 4338393, 13015179, 15907441, 39045537, 47722323, 117136611, 143166969, 429500907, 1288502721]

約数ペア:

[(1, 1288502721), (3, 429500907), (9, 143166969), (11, 117136611), (27, 47722323), (33, 39045537), (81, 15907441), (99, 13015179), (297, 4338393), (891, 1446131)]