201531428

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{312937}}^1$

素因数の和:312971

約数の個数: 24

約数和(自身を含む): 420588672

約数和(自身を除く): 219057244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 312937, 625874, 1251748, 2190559, 4381118, 7197551, 8762236, 14395102, 28790204, 50382857, 100765714, 201531428]

約数ペア:

[(1, 201531428), (2, 100765714), (4, 50382857), (7, 28790204), (14, 14395102), (23, 8762236), (28, 7197551), (46, 4381118), (92, 2190559), (161, 1251748), (322, 625874), (644, 312937)]