28528101

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23833}}^1$

素因数の和:23865

約数の個数: 24

約数和(自身を含む): 49574720

約数和(自身を除く): 21046619

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 23833, 71499, 166831, 214497, 452827, 500493, 1358481, 1501479, 3169789, 4075443, 9509367, 28528101]

約数ペア:

[(1, 28528101), (3, 9509367), (7, 4075443), (9, 3169789), (19, 1501479), (21, 1358481), (57, 500493), (63, 452827), (133, 214497), (171, 166831), (399, 71499), (1197, 23833)]