81190479

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{2729}}^1$

素因数の和:2990

約数の個数: 16

約数和(自身を含む): 111121920

約数和(自身を除く): 29931441

約数列:

[1, 3, 47, 141, 211, 633, 2729, 8187, 9917, 29751, 128263, 384789, 575819, 1727457, 27063493, 81190479]

約数ペア:

[(1, 81190479), (3, 27063493), (47, 1727457), (141, 575819), (211, 384789), (633, 128263), (2729, 29751), (8187, 9917)]