209051864

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79427}}^1$

素因数の和:79487

約数の個数: 32

約数和(自身を含む): 457505280

約数和(自身を除く): 248453416

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 79427, 158854, 317708, 555989, 635416, 1111978, 2223956, 3733069, 4447912, 7466138, 14932276, 26131483, 29864552, 52262966, 104525932, 209051864]

約数ペア:

[(1, 209051864), (2, 104525932), (4, 52262966), (7, 29864552), (8, 26131483), (14, 14932276), (28, 7466138), (47, 4447912), (56, 3733069), (94, 2223956), (188, 1111978), (329, 635416), (376, 555989), (658, 317708), (1316, 158854), (2632, 79427)]