247974278

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{277}}^1\times {\mathrm{2851}}^1$

素因数の和:3287

約数の個数: 16

約数和(自身を含む): 375813744

約数和(自身を除く): 127839466

約数列:

[1, 2, 157, 277, 314, 554, 2851, 5702, 43489, 86978, 447607, 789727, 895214, 1579454, 123987139, 247974278]

約数ペア:

[(1, 247974278), (2, 123987139), (157, 1579454), (277, 895214), (314, 789727), (554, 447607), (2851, 86978), (5702, 43489)]