28797657

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{6961}}^1$

素因数の和:7168

約数の個数: 16

約数和(自身を含む): 44111232

約数和(自身を除く): 15313575

約数列:

[1, 3, 7, 21, 197, 591, 1379, 4137, 6961, 20883, 48727, 146181, 1371317, 4113951, 9599219, 28797657]

約数ペア:

[(1, 28797657), (3, 9599219), (7, 4113951), (21, 1371317), (197, 146181), (591, 48727), (1379, 20883), (4137, 6961)]