280110141

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{997}}^1$

素因数の和:1106

約数の個数: 48

約数和(自身を含む): 448381440

約数和(自身を除く): 168271299

約数列:

[1, 3, 9, 19, 31, 53, 57, 93, 159, 171, 279, 477, 589, 997, 1007, 1643, 1767, 2991, 3021, 4929, 5301, 8973, 9063, 14787, 18943, 30907, 31217, 52841, 56829, 92721, 93651, 158523, 170487, 278163, 280953, 475569, 587233, 1003979, 1638071, 1761699, 3011937, 4914213, 5285097, 9035811, 14742639, 31123349, 93370047, 280110141]

約数ペア:

[(1, 280110141), (3, 93370047), (9, 31123349), (19, 14742639), (31, 9035811), (53, 5285097), (57, 4914213), (93, 3011937), (159, 1761699), (171, 1638071), (279, 1003979), (477, 587233), (589, 475569), (997, 280953), (1007, 278163), (1643, 170487), (1767, 158523), (2991, 93651), (3021, 92721), (4929, 56829), (5301, 52841), (8973, 31217), (9063, 30907), (14787, 18943)]