128560789

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{4349}}^1$

素因数の和:4500

約数の個数: 16

約数和(自身を含む): 152006400

約数和(自身を除く): 23445611

約数列:

[1, 7, 41, 103, 287, 721, 4223, 4349, 29561, 30443, 178309, 447947, 1248163, 3135629, 18365827, 128560789]

約数ペア:

[(1, 128560789), (7, 18365827), (41, 3135629), (103, 1248163), (287, 447947), (721, 178309), (4223, 30443), (4349, 29561)]