1291288264

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1002553}}^1$

素因数の和:1002589

約数の個数: 32

約数和(自身を含む): 2887355520

約数和(自身を除く): 1596067256

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 1002553, 2005106, 4010212, 7017871, 8020424, 14035742, 23058719, 28071484, 46117438, 56142968, 92234876, 161411033, 184469752, 322822066, 645644132, 1291288264]

約数ペア:

[(1, 1291288264), (2, 645644132), (4, 322822066), (7, 184469752), (8, 161411033), (14, 92234876), (23, 56142968), (28, 46117438), (46, 28071484), (56, 23058719), (92, 14035742), (161, 8020424), (184, 7017871), (322, 4010212), (644, 2005106), (1288, 1002553)]