20160987

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87277}}^1$

素因数の和:87298

約数の個数: 16

約数和(自身を含む): 33514752

約数和(自身を除く): 13353765

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 87277, 261831, 610939, 960047, 1832817, 2880141, 6720329, 20160987]

約数ペア:

[(1, 20160987), (3, 6720329), (7, 2880141), (11, 1832817), (21, 960047), (33, 610939), (77, 261831), (231, 87277)]