393670192

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{653}}^1\times {\mathrm{919}}^1$

素因数の和:1621

約数の個数: 40

約数和(自身を含む): 783387360

約数和(自身を除く): 389717168

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 653, 656, 919, 1306, 1838, 2612, 3676, 5224, 7352, 10448, 14704, 26773, 37679, 53546, 75358, 107092, 150716, 214184, 301432, 428368, 600107, 602864, 1200214, 2400428, 4800856, 9601712, 24604387, 49208774, 98417548, 196835096, 393670192]

約数ペア:

[(1, 393670192), (2, 196835096), (4, 98417548), (8, 49208774), (16, 24604387), (41, 9601712), (82, 4800856), (164, 2400428), (328, 1200214), (653, 602864), (656, 600107), (919, 428368), (1306, 301432), (1838, 214184), (2612, 150716), (3676, 107092), (5224, 75358), (7352, 53546), (10448, 37679), (14704, 26773)]