16660749

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{6247}}^1$

素因数の和:6384

約数の個数: 16

約数和(自身を含む): 25591808

約数和(自身を除く): 8931059

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 6247, 18741, 43729, 131187, 793369, 2380107, 5553583, 16660749]

約数ペア:

[(1, 16660749), (3, 5553583), (7, 2380107), (21, 793369), (127, 131187), (381, 43729), (889, 18741), (2667, 6247)]