28688478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{52543}}^1$

素因数の和:52568

約数の個数: 32

約数和(自身を含む): 70619136

約数和(自身を除く): 41930658

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 52543, 105086, 157629, 315258, 367801, 683059, 735602, 1103403, 1366118, 2049177, 2206806, 4098354, 4781413, 9562826, 14344239, 28688478]

約数ペア:

[(1, 28688478), (2, 14344239), (3, 9562826), (6, 4781413), (7, 4098354), (13, 2206806), (14, 2049177), (21, 1366118), (26, 1103403), (39, 735602), (42, 683059), (78, 367801), (91, 315258), (182, 157629), (273, 105086), (546, 52543)]