211236476

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{436439}}^1$

素因数の和:436465

約数の個数: 18

約数和(自身を含む): 406325640

約数和(自身を除く): 195089164

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 436439, 872878, 1745756, 4800829, 9601658, 19203316, 52809119, 105618238, 211236476]

約数ペア:

[(1, 211236476), (2, 105618238), (4, 52809119), (11, 19203316), (22, 9601658), (44, 4800829), (121, 1745756), (242, 872878), (484, 436439)]