289350236

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{219871}}^1$

素因数の和:219929

約数の個数: 24

約数和(自身を含む): 591015936

約数和(自身を除く): 301665700

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 219871, 439742, 879484, 1539097, 3078194, 6156388, 10333937, 20667874, 41335748, 72337559, 144675118, 289350236]

約数ペア:

[(1, 289350236), (2, 144675118), (4, 72337559), (7, 41335748), (14, 20667874), (28, 10333937), (47, 6156388), (94, 3078194), (188, 1539097), (329, 879484), (658, 439742), (1316, 219871)]