81657409

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{991}}^1$

素因数の和:1176

約数の個数: 16

約数和(自身を含む): 89565696

約数和(自身を除く): 7908287

約数列:

[1, 17, 37, 131, 629, 991, 2227, 4847, 16847, 36667, 82399, 129821, 623339, 2206957, 4803377, 81657409]

約数ペア:

[(1, 81657409), (17, 4803377), (37, 2206957), (131, 623339), (629, 129821), (991, 82399), (2227, 36667), (4847, 16847)]