638657660217

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{3109}}^1\times {\mathrm{7057}}^1$

素因数の和:10513

約数の個数: 32

約数和(自身を含む): 882229672960

約数和(自身を除く): 243572012743

約数列:

[1, 3, 31, 93, 313, 939, 3109, 7057, 9327, 9703, 21171, 29109, 96379, 218767, 289137, 656301, 973117, 2208841, 2919351, 6626523, 21940213, 30166627, 65820639, 68474071, 90499881, 205422213, 680146603, 2040439809, 6867286669, 20601860007, 212885886739, 638657660217]

約数ペア:

[(1, 638657660217), (3, 212885886739), (31, 20601860007), (93, 6867286669), (313, 2040439809), (939, 680146603), (3109, 205422213), (7057, 90499881), (9327, 68474071), (9703, 65820639), (21171, 30166627), (29109, 21940213), (96379, 6626523), (218767, 2919351), (289137, 2208841), (656301, 973117)]