51145245

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1459}}^1$

素因数の和:1530

約数の個数: 48

約数和(自身を含む): 95659200

約数和(自身を除く): 44513955

約数列:

[1, 3, 5, 9, 15, 19, 41, 45, 57, 95, 123, 171, 205, 285, 369, 615, 779, 855, 1459, 1845, 2337, 3895, 4377, 7011, 7295, 11685, 13131, 21885, 27721, 35055, 59819, 65655, 83163, 138605, 179457, 249489, 299095, 415815, 538371, 897285, 1136561, 1247445, 2691855, 3409683, 5682805, 10229049, 17048415, 51145245]

約数ペア:

[(1, 51145245), (3, 17048415), (5, 10229049), (9, 5682805), (15, 3409683), (19, 2691855), (41, 1247445), (45, 1136561), (57, 897285), (95, 538371), (123, 415815), (171, 299095), (205, 249489), (285, 179457), (369, 138605), (615, 83163), (779, 65655), (855, 59819), (1459, 35055), (1845, 27721), (2337, 21885), (3895, 13131), (4377, 11685), (7011, 7295)]