51631797

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{129403}}^1$

素因数の和:129432

約数の個数: 16

約数和(自身を含む): 82818560

約数和(自身を除く): 31186763

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 129403, 388209, 905821, 2458657, 2717463, 7375971, 17210599, 51631797]

約数ペア:

[(1, 51631797), (3, 17210599), (7, 7375971), (19, 2717463), (21, 2458657), (57, 905821), (133, 388209), (399, 129403)]