209974325

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{1693}}^1$

素因数の和:1766

約数の個数: 36

約数和(自身を含む): 293343204

約数和(自身を除く): 83368879

約数列:

[1, 5, 11, 25, 41, 55, 121, 205, 275, 451, 605, 1025, 1693, 2255, 3025, 4961, 8465, 11275, 18623, 24805, 42325, 69413, 93115, 124025, 204853, 347065, 465575, 763543, 1024265, 1735325, 3817715, 5121325, 8398973, 19088575, 41994865, 209974325]

約数ペア:

[(1, 209974325), (5, 41994865), (11, 19088575), (25, 8398973), (41, 5121325), (55, 3817715), (121, 1735325), (205, 1024265), (275, 763543), (451, 465575), (605, 347065), (1025, 204853), (1693, 124025), (2255, 93115), (3025, 69413), (4961, 42325), (8465, 24805), (11275, 18623)]