685456496

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{516157}}^1$

素因数の和:516248

約数の個数: 20

約数和(自身を含む): 1344075432

約数和(自身を除く): 658618936

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 516157, 1032314, 2064628, 4129256, 8258512, 42841031, 85682062, 171364124, 342728248, 685456496]

約数ペア:

[(1, 685456496), (2, 342728248), (4, 171364124), (8, 85682062), (16, 42841031), (83, 8258512), (166, 4129256), (332, 2064628), (664, 1032314), (1328, 516157)]