65560719

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 102021120

約数和(自身を除く): 36460401

約数列:

[1, 3, 7, 21, 107, 163, 179, 321, 489, 537, 749, 1141, 1253, 2247, 3423, 3759, 17441, 19153, 29177, 52323, 57459, 87531, 122087, 134071, 204239, 366261, 402213, 612717, 3121939, 9365817, 21853573, 65560719]

約数ペア:

[(1, 65560719), (3, 21853573), (7, 9365817), (21, 3121939), (107, 612717), (163, 402213), (179, 366261), (321, 204239), (489, 134071), (537, 122087), (749, 87531), (1141, 57459), (1253, 52323), (2247, 29177), (3423, 19153), (3759, 17441)]