28636502

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:811

約数の個数: 16

約数和(自身を含む): 43545600

約数和(自身を除く): 14909098

約数列:

[1, 2, 139, 239, 278, 431, 478, 862, 33221, 59909, 66442, 103009, 119818, 206018, 14318251, 28636502]

約数ペア:

[(1, 28636502), (2, 14318251), (139, 206018), (239, 119818), (278, 103009), (431, 66442), (478, 59909), (862, 33221)]