81907007

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{4523}}^1$

素因数の和:4742

約数の個数: 16

約数和(自身を含む): 101337600

約数和(自身を除く): 19430593

約数列:

[1, 7, 13, 91, 199, 1393, 2587, 4523, 18109, 31661, 58799, 411593, 900077, 6300539, 11701001, 81907007]

約数ペア:

[(1, 81907007), (7, 11701001), (13, 6300539), (91, 900077), (199, 411593), (1393, 58799), (2587, 31661), (4523, 18109)]