11720995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{97}}^1$

素因数の和:152

約数の個数: 32

約数和(自身を含む): 16793280

約数和(自身を除く): 5072285

約数列:

[1, 5, 11, 13, 55, 65, 97, 143, 169, 485, 715, 845, 1067, 1261, 1859, 2197, 5335, 6305, 9295, 10985, 13871, 16393, 24167, 69355, 81965, 120835, 180323, 213109, 901615, 1065545, 2344199, 11720995]

約数ペア:

[(1, 11720995), (5, 2344199), (11, 1065545), (13, 901615), (55, 213109), (65, 180323), (97, 120835), (143, 81965), (169, 69355), (485, 24167), (715, 16393), (845, 13871), (1067, 10985), (1261, 9295), (1859, 6305), (2197, 5335)]