28448637

素因数分解:

$3^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1367}}^1$

素因数の和:2368

約数の個数: 16

約数和(自身を含む): 43425792

約数和(自身を除く): 14977155

約数列:

[1, 3, 7, 21, 991, 1367, 2973, 4101, 6937, 9569, 20811, 28707, 1354697, 4064091, 9482879, 28448637]

約数ペア:

[(1, 28448637), (3, 9482879), (7, 4064091), (21, 1354697), (991, 28707), (1367, 20811), (2973, 9569), (4101, 6937)]