81075386

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{29101}}^1$

素因数の和:29309

約数の個数: 16

約数和(自身を含む): 139689600

約数和(自身を除く): 58614214

約数列:

[1, 2, 7, 14, 199, 398, 1393, 2786, 29101, 58202, 203707, 407414, 5791099, 11582198, 40537693, 81075386]

約数ペア:

[(1, 81075386), (2, 40537693), (7, 11582198), (14, 5791099), (199, 407414), (398, 203707), (1393, 58202), (2786, 29101)]