2981409

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1103}}^1$

素因数の和:1176

約数の個数: 16

約数和(自身を含む): 4292352

約数和(自身を除く): 1310943

約数列:

[1, 3, 17, 51, 53, 159, 901, 1103, 2703, 3309, 18751, 56253, 58459, 175377, 993803, 2981409]

約数ペア:

[(1, 2981409), (3, 993803), (17, 175377), (51, 58459), (53, 56253), (159, 18751), (901, 3309), (1103, 2703)]