7780983

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6991}}^1$

素因数の和:7054

約数の個数: 16

約数和(自身を含む): 12082176

約数和(自身を除く): 4301193

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 6991, 20973, 48937, 146811, 370523, 1111569, 2593661, 7780983]

約数ペア:

[(1, 7780983), (3, 2593661), (7, 1111569), (21, 370523), (53, 146811), (159, 48937), (371, 20973), (1113, 6991)]