81314787842

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{4093}}^1\times {\mathrm{139907}}^1$

素因数の和:144073

約数の個数: 16

約数和(自身を含む): 123721204032

約数和(自身を除く): 42406416190

約数列:

[1, 2, 71, 142, 4093, 8186, 139907, 279814, 290603, 581206, 9933397, 19866794, 572639351, 1145278702, 40657393921, 81314787842]

約数ペア:

[(1, 81314787842), (2, 40657393921), (71, 1145278702), (142, 572639351), (4093, 19866794), (8186, 9933397), (139907, 581206), (279814, 290603)]