28327731

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:778

約数の個数: 16

約数和(自身を含む): 38400000

約数和(自身を除く): 10072269

約数列:

[1, 3, 127, 149, 381, 447, 499, 1497, 18923, 56769, 63373, 74351, 190119, 223053, 9442577, 28327731]

約数ペア:

[(1, 28327731), (3, 9442577), (127, 223053), (149, 190119), (381, 74351), (447, 63373), (499, 56769), (1497, 18923)]