28891814

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{66571}}^1$

素因数の和:66611

約数の個数: 16

約数和(自身を含む): 51127296

約数和(自身を除く): 22235482

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 66571, 133142, 465997, 931994, 2063701, 4127402, 14445907, 28891814]

約数ペア:

[(1, 28891814), (2, 14445907), (7, 4127402), (14, 2063701), (31, 931994), (62, 465997), (217, 133142), (434, 66571)]