1899981

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 2970240

約数和(自身を除く): 1070259

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 271, 369, 779, 813, 2337, 2439, 5149, 7011, 11111, 15447, 33333, 46341, 99999, 211109, 633327, 1899981]

約数ペア:

[(1, 1899981), (3, 633327), (9, 211109), (19, 99999), (41, 46341), (57, 33333), (123, 15447), (171, 11111), (271, 7011), (369, 5149), (779, 2439), (813, 2337)]