81327267

素因数分解:

$3^3\times 7^1\times {\mathrm{430303}}^1$

素因数の和:430319

約数の個数: 16

約数和(自身を含む): 137697280

約数和(自身を除く): 56370013

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 430303, 1290909, 3012121, 3872727, 9036363, 11618181, 27109089, 81327267]

約数ペア:

[(1, 81327267), (3, 27109089), (7, 11618181), (9, 9036363), (21, 3872727), (27, 3012121), (63, 1290909), (189, 430303)]