128813706

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{340777}}^1$

素因数の和:340795

約数の個数: 32

約数和(自身を含む): 327146880

約数和(自身を除く): 198333174

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 340777, 681554, 1022331, 2044662, 2385439, 3066993, 4770878, 6133986, 7156317, 9200979, 14312634, 18401958, 21468951, 42937902, 64406853, 128813706]

約数ペア:

[(1, 128813706), (2, 64406853), (3, 42937902), (6, 21468951), (7, 18401958), (9, 14312634), (14, 9200979), (18, 7156317), (21, 6133986), (27, 4770878), (42, 3066993), (54, 2385439), (63, 2044662), (126, 1022331), (189, 681554), (378, 340777)]