28972874

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{39047}}^1$

素因数の和:39109

約数の個数: 16

約数和(自身を含む): 50606208

約数和(自身を除く): 21633334

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 39047, 78094, 273329, 546658, 2069491, 4138982, 14486437, 28972874]

約数ペア:

[(1, 28972874), (2, 14486437), (7, 4138982), (14, 2069491), (53, 546658), (106, 273329), (371, 78094), (742, 39047)]