28117173

素因数分解:

$3^1\times 7^1\times {\mathrm{827}}^1\times {\mathrm{1619}}^1$

素因数の和:2456

約数の個数: 16

約数和(自身を含む): 42923520

約数和(自身を除く): 14806347

約数列:

[1, 3, 7, 21, 827, 1619, 2481, 4857, 5789, 11333, 17367, 33999, 1338913, 4016739, 9372391, 28117173]

約数ペア:

[(1, 28117173), (3, 9372391), (7, 4016739), (21, 1338913), (827, 33999), (1619, 17367), (2481, 11333), (4857, 5789)]