217967498

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{79031}}^1$

素因数の和:79237

約数の個数: 16

約数和(自身を含む): 375560064

約数和(自身を除く): 157592566

約数列:

[1, 2, 7, 14, 197, 394, 1379, 2758, 79031, 158062, 553217, 1106434, 15569107, 31138214, 108983749, 217967498]

約数ペア:

[(1, 217967498), (2, 108983749), (7, 31138214), (14, 15569107), (197, 1106434), (394, 553217), (1379, 158062), (2758, 79031)]