87654957

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{21821}}^1$

素因数の和:21940

約数の個数: 16

約数和(自身を含む): 127091328

約数和(自身を除く): 39436371

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 21821, 65463, 283673, 851019, 2247563, 6742689, 29218319, 87654957]

約数ペア:

[(1, 87654957), (3, 29218319), (13, 6742689), (39, 2247563), (103, 851019), (309, 283673), (1339, 65463), (4017, 21821)]