16278166

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{991}}^1$

素因数の和:1227

約数の個数: 16

約数和(自身を含む): 25141248

約数和(自身を除く): 8863082

約数列:

[1, 2, 43, 86, 191, 382, 991, 1982, 8213, 16426, 42613, 85226, 189281, 378562, 8139083, 16278166]

約数ペア:

[(1, 16278166), (2, 8139083), (43, 378562), (86, 189281), (191, 85226), (382, 42613), (991, 16426), (1982, 8213)]