51432531

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 76515840

約数和(自身を除く): 25083309

約数列:

[1, 3, 17, 23, 51, 69, 163, 269, 391, 489, 807, 1173, 2771, 3749, 4573, 6187, 8313, 11247, 13719, 18561, 43847, 63733, 105179, 131541, 191199, 315537, 745399, 1008481, 2236197, 3025443, 17144177, 51432531]

約数ペア:

[(1, 51432531), (3, 17144177), (17, 3025443), (23, 2236197), (51, 1008481), (69, 745399), (163, 315537), (269, 191199), (391, 131541), (489, 105179), (807, 63733), (1173, 43847), (2771, 18561), (3749, 13719), (4573, 11247), (6187, 8313)]