209512413

素因数分解:

$3^8\times {\mathrm{11}}^1\times {\mathrm{2903}}^1$

素因数の和:2938

約数の個数: 36

約数和(自身を含む): 342939168

約数和(自身を除く): 133426755

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 729, 891, 2187, 2673, 2903, 6561, 8019, 8709, 24057, 26127, 31933, 72171, 78381, 95799, 235143, 287397, 705429, 862191, 2116287, 2586573, 6348861, 7759719, 19046583, 23279157, 69837471, 209512413]

約数ペア:

[(1, 209512413), (3, 69837471), (9, 23279157), (11, 19046583), (27, 7759719), (33, 6348861), (81, 2586573), (99, 2116287), (243, 862191), (297, 705429), (729, 287397), (891, 235143), (2187, 95799), (2673, 78381), (2903, 72171), (6561, 31933), (8019, 26127), (8709, 24057)]