12866805

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{40847}}^1$

素因数の和:40865

約数の個数: 24

約数和(自身を含む): 25489152

約数和(自身を除く): 12622347

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 40847, 122541, 204235, 285929, 367623, 612705, 857787, 1429645, 1838115, 2573361, 4288935, 12866805]

約数ペア:

[(1, 12866805), (3, 4288935), (5, 2573361), (7, 1838115), (9, 1429645), (15, 857787), (21, 612705), (35, 367623), (45, 285929), (63, 204235), (105, 122541), (315, 40847)]