56663271

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{21937}}^1$

素因数の和:21991

約数の個数: 24

約数和(自身を含む): 95825184

約数和(自身を除く): 39161913

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 21937, 65811, 153559, 197433, 460677, 899417, 1382031, 2698251, 6295919, 8094753, 18887757, 56663271]

約数ペア:

[(1, 56663271), (3, 18887757), (7, 8094753), (9, 6295919), (21, 2698251), (41, 1382031), (63, 899417), (123, 460677), (287, 197433), (369, 153559), (861, 65811), (2583, 21937)]