30757979

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{823}}^1$

素因数の和:1130

約数の個数: 16

約数和(自身を含む): 37178880

約数和(自身を除く): 6420901

約数列:

[1, 7, 19, 133, 281, 823, 1967, 5339, 5761, 15637, 37373, 109459, 231263, 1618841, 4393997, 30757979]

約数ペア:

[(1, 30757979), (7, 4393997), (19, 1618841), (133, 231263), (281, 109459), (823, 37373), (1967, 15637), (5339, 5761)]