28573503

素因数分解:

$3^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1373}}^1$

素因数の和:2374

約数の個数: 16

約数和(自身を含む): 43616256

約数和(自身を除く): 15042753

約数列:

[1, 3, 7, 21, 991, 1373, 2973, 4119, 6937, 9611, 20811, 28833, 1360643, 4081929, 9524501, 28573503]

約数ペア:

[(1, 28573503), (3, 9524501), (7, 4081929), (21, 1360643), (991, 28833), (1373, 20811), (2973, 9611), (4119, 6937)]