28921299

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{7243}}^1$

素因数の和:7279

約数の個数: 16

約数和(自身を含む): 42420864

約数和(自身を除く): 13499565

約数列:

[1, 3, 11, 33, 121, 363, 1331, 3993, 7243, 21729, 79673, 239019, 876403, 2629209, 9640433, 28921299]

約数ペア:

[(1, 28921299), (3, 9640433), (11, 2629209), (33, 876403), (121, 239019), (363, 79673), (1331, 21729), (3993, 7243)]