28775139

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{467}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 43130880

約数和(自身を除く): 14355741

約数列:

[1, 3, 19, 23, 47, 57, 69, 141, 437, 467, 893, 1081, 1311, 1401, 2679, 3243, 8873, 10741, 20539, 21949, 26619, 32223, 61617, 65847, 204079, 417031, 504827, 612237, 1251093, 1514481, 9591713, 28775139]

約数ペア:

[(1, 28775139), (3, 9591713), (19, 1514481), (23, 1251093), (47, 612237), (57, 504827), (69, 417031), (141, 204079), (437, 65847), (467, 61617), (893, 32223), (1081, 26619), (1311, 21949), (1401, 20539), (2679, 10741), (3243, 8873)]