1268505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{4027}}^1$

素因数の和:4045

約数の個数: 24

約数和(自身を含む): 2513472

約数和(自身を除く): 1244967

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 4027, 12081, 20135, 28189, 36243, 60405, 84567, 140945, 181215, 253701, 422835, 1268505]

約数ペア:

[(1, 1268505), (3, 422835), (5, 253701), (7, 181215), (9, 140945), (15, 84567), (21, 60405), (35, 36243), (45, 28189), (63, 20135), (105, 12081), (315, 4027)]