638543301

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{1409}}^1$

素因数の和:1897

約数の個数: 32

約数和(自身を含む): 961597440

約数和(自身を除く): 323054139

約数列:

[1, 3, 11, 31, 33, 93, 341, 443, 1023, 1329, 1409, 4227, 4873, 13733, 14619, 15499, 41199, 43679, 46497, 131037, 151063, 453189, 480469, 624187, 1441407, 1872561, 6866057, 19349797, 20598171, 58049391, 212847767, 638543301]

約数ペア:

[(1, 638543301), (3, 212847767), (11, 58049391), (31, 20598171), (33, 19349797), (93, 6866057), (341, 1872561), (443, 1441407), (1023, 624187), (1329, 480469), (1409, 453189), (4227, 151063), (4873, 131037), (13733, 46497), (14619, 43679), (15499, 41199)]