28918834

素因数分解:

$2^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{7351}}^1$

素因数の和:7641

約数の個数: 16

約数和(自身を含む): 49758336

約数和(自身を除く): 20839502

約数列:

[1, 2, 7, 14, 281, 562, 1967, 3934, 7351, 14702, 51457, 102914, 2065631, 4131262, 14459417, 28918834]

約数ペア:

[(1, 28918834), (2, 14459417), (7, 4131262), (14, 2065631), (281, 102914), (562, 51457), (1967, 14702), (3934, 7351)]