9928135

素因数分解:

$5^1\times 7^4\times {\mathrm{827}}^1$

素因数の和:860

約数の個数: 20

約数和(自身を含む): 13915368

約数和(自身を除く): 3987233

約数列:

[1, 5, 7, 35, 49, 245, 343, 827, 1715, 2401, 4135, 5789, 12005, 28945, 40523, 202615, 283661, 1418305, 1985627, 9928135]

約数ペア:

[(1, 9928135), (5, 1985627), (7, 1418305), (35, 283661), (49, 202615), (245, 40523), (343, 28945), (827, 12005), (1715, 5789), (2401, 4135)]