51387129

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{27583}}^1$

素因数の和:27618

約数の個数: 20

約数和(自身を含む): 80103936

約数和(自身を除く): 28716807

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 27583, 82749, 248247, 634409, 744741, 1903227, 2234223, 5709681, 17129043, 51387129]

約数ペア:

[(1, 51387129), (3, 17129043), (9, 5709681), (23, 2234223), (27, 1903227), (69, 744741), (81, 634409), (207, 248247), (621, 82749), (1863, 27583)]