28192731

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{4373}}^1$

素因数の和:4690

約数の個数: 16

約数和(自身を含む): 43110144

約数和(自身を除く): 14917413

約数列:

[1, 3, 7, 21, 307, 921, 2149, 4373, 6447, 13119, 30611, 91833, 1342511, 4027533, 9397577, 28192731]

約数ペア:

[(1, 28192731), (3, 9397577), (7, 4027533), (21, 1342511), (307, 91833), (921, 30611), (2149, 13119), (4373, 6447)]