28148141

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4463}}^1$

素因数の和:4540

約数の個数: 16

約数和(自身を含む): 34712064

約数和(自身を除く): 6563923

約数列:

[1, 7, 17, 53, 119, 371, 901, 4463, 6307, 31241, 75871, 236539, 531097, 1655773, 4021163, 28148141]

約数ペア:

[(1, 28148141), (7, 4021163), (17, 1655773), (53, 531097), (119, 236539), (371, 75871), (901, 31241), (4463, 6307)]