1285732

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1$

素因数の和:1035

約数の個数: 24

約数和(自身を含む): 2628864

約数和(自身を除く): 1343132

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 977, 1316, 1954, 3908, 6839, 13678, 27356, 45919, 91838, 183676, 321433, 642866, 1285732]

約数ペア:

[(1, 1285732), (2, 642866), (4, 321433), (7, 183676), (14, 91838), (28, 45919), (47, 27356), (94, 13678), (188, 6839), (329, 3908), (658, 1954), (977, 1316)]