42117291

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{727}}^1$

素因数の和:931

約数の個数: 24

約数和(自身を含む): 62803104

約数和(自身を除く): 20685813

約数列:

[1, 3, 9, 41, 123, 157, 369, 471, 727, 1413, 2181, 6437, 6543, 19311, 29807, 57933, 89421, 114139, 268263, 342417, 1027251, 4679699, 14039097, 42117291]

約数ペア:

[(1, 42117291), (3, 14039097), (9, 4679699), (41, 1027251), (123, 342417), (157, 268263), (369, 114139), (471, 89421), (727, 57933), (1413, 29807), (2181, 19311), (6437, 6543)]