84021295

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1\times {\mathrm{431}}^1$

素因数の和:870

約数の個数: 16

約数和(自身を含む): 102187008

約数和(自身を除く): 18165713

約数列:

[1, 5, 127, 307, 431, 635, 1535, 2155, 38989, 54737, 132317, 194945, 273685, 661585, 16804259, 84021295]

約数ペア:

[(1, 84021295), (5, 16804259), (127, 661585), (307, 273685), (431, 194945), (635, 132317), (1535, 54737), (2155, 38989)]