1278204354

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{3381493}}^1$

素因数の和:3381511

約数の個数: 32

約数和(自身を含む): 3246234240

約数和(自身を除く): 1968029886

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 3381493, 6762986, 10144479, 20288958, 23670451, 30433437, 47340902, 60866874, 71011353, 91300311, 142022706, 182600622, 213034059, 426068118, 639102177, 1278204354]

約数ペア:

[(1, 1278204354), (2, 639102177), (3, 426068118), (6, 213034059), (7, 182600622), (9, 142022706), (14, 91300311), (18, 71011353), (21, 60866874), (27, 47340902), (42, 30433437), (54, 23670451), (63, 20288958), (126, 10144479), (189, 6762986), (378, 3381493)]