1994685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 4034688

約数和(自身を除く): 2040003

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 121, 157, 165, 231, 363, 385, 471, 605, 785, 847, 1099, 1155, 1727, 1815, 2355, 2541, 3297, 4235, 5181, 5495, 8635, 12089, 12705, 16485, 18997, 25905, 36267, 56991, 60445, 94985, 132979, 181335, 284955, 398937, 664895, 1994685]

約数ペア:

[(1, 1994685), (3, 664895), (5, 398937), (7, 284955), (11, 181335), (15, 132979), (21, 94985), (33, 60445), (35, 56991), (55, 36267), (77, 25905), (105, 18997), (121, 16485), (157, 12705), (165, 12089), (231, 8635), (363, 5495), (385, 5181), (471, 4235), (605, 3297), (785, 2541), (847, 2355), (1099, 1815), (1155, 1727)]