211367051

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 260029440

約数和(自身を除く): 48662389

約数列:

[1, 7, 29, 37, 107, 203, 259, 263, 749, 1073, 1841, 3103, 3959, 7511, 7627, 9731, 21721, 27713, 28141, 53389, 68117, 114811, 196987, 282199, 803677, 816089, 1041217, 1975393, 5712623, 7288519, 30195293, 211367051]

約数ペア:

[(1, 211367051), (7, 30195293), (29, 7288519), (37, 5712623), (107, 1975393), (203, 1041217), (259, 816089), (263, 803677), (749, 282199), (1073, 196987), (1841, 114811), (3103, 68117), (3959, 53389), (7511, 28141), (7627, 27713), (9731, 21721)]