4043215

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 5496624

約数和(自身を除く): 1453409

約数列:

[1, 5, 11, 41, 55, 121, 163, 205, 451, 605, 815, 1793, 2255, 4961, 6683, 8965, 19723, 24805, 33415, 73513, 98615, 367565, 808643, 4043215]

約数ペア:

[(1, 4043215), (5, 808643), (11, 367565), (41, 98615), (55, 73513), (121, 33415), (163, 24805), (205, 19723), (451, 8965), (605, 6683), (815, 4961), (1793, 2255)]