2221175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 3093552

約数和(自身を除く): 872377

約数列:

[1, 5, 11, 25, 41, 55, 197, 205, 275, 451, 985, 1025, 2167, 2255, 4925, 8077, 10835, 11275, 40385, 54175, 88847, 201925, 444235, 2221175]

約数ペア:

[(1, 2221175), (5, 444235), (11, 201925), (25, 88847), (41, 54175), (55, 40385), (197, 11275), (205, 10835), (275, 8077), (451, 4925), (985, 2255), (1025, 2167)]