55448289

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{24943}}^1$

素因数の和:24981

約数の個数: 24

約数和(自身を含む): 90796160

約数和(自身を除く): 35347871

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 24943, 74829, 224487, 324259, 473917, 972777, 1421751, 2918331, 4265253, 6160921, 18482763, 55448289]

約数ペア:

[(1, 55448289), (3, 18482763), (9, 6160921), (13, 4265253), (19, 2918331), (39, 1421751), (57, 972777), (117, 473917), (171, 324259), (247, 224487), (741, 74829), (2223, 24943)]