128328305

素因数分解:

$5^1\times 7^3\times {\mathrm{74827}}^1$

素因数の和:74853

約数の個数: 16

約数和(自身を含む): 179587200

約数和(自身を除く): 51258895

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 74827, 374135, 523789, 2618945, 3666523, 18332615, 25665661, 128328305]

約数ペア:

[(1, 128328305), (5, 25665661), (7, 18332615), (35, 3666523), (49, 2618945), (245, 523789), (343, 374135), (1715, 74827)]