207988569

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{2633}}^1$

素因数の和:2837

約数の個数: 24

約数和(自身を含む): 307356192

約数和(自身を除く): 99367623

約数列:

[1, 3, 9, 67, 131, 201, 393, 603, 1179, 2633, 7899, 8777, 23697, 26331, 78993, 176411, 344923, 529233, 1034769, 1587699, 3104307, 23109841, 69329523, 207988569]

約数ペア:

[(1, 207988569), (3, 69329523), (9, 23109841), (67, 3104307), (131, 1587699), (201, 1034769), (393, 529233), (603, 344923), (1179, 176411), (2633, 78993), (7899, 26331), (8777, 23697)]