161186984

素因数分解:

$2^3\times 7^1\times {\mathrm{997}}^1\times {\mathrm{2887}}^1$

素因数の和:3897

約数の個数: 32

約数和(自身を含む): 345866880

約数和(自身を除く): 184679896

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 997, 1994, 2887, 3988, 5774, 6979, 7976, 11548, 13958, 20209, 23096, 27916, 40418, 55832, 80836, 161672, 2878339, 5756678, 11513356, 20148373, 23026712, 40296746, 80593492, 161186984]

約数ペア:

[(1, 161186984), (2, 80593492), (4, 40296746), (7, 23026712), (8, 20148373), (14, 11513356), (28, 5756678), (56, 2878339), (997, 161672), (1994, 80836), (2887, 55832), (3988, 40418), (5774, 27916), (6979, 23096), (7976, 20209), (11548, 13958)]