8939894

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:631

約数の個数: 16

約数和(自身を含む): 13719456

約数和(自身を除く): 4779562

約数列:

[1, 2, 71, 142, 157, 314, 401, 802, 11147, 22294, 28471, 56942, 62957, 125914, 4469947, 8939894]

約数ペア:

[(1, 8939894), (2, 4469947), (71, 125914), (142, 62957), (157, 56942), (314, 28471), (401, 22294), (802, 11147)]