28366737

素因数分解:

$3^1\times 7^2\times {\mathrm{192971}}^1$

素因数の和:192988

約数の個数: 12

約数和(自身を含む): 43997616

約数和(自身を除く): 15630879

約数列:

[1, 3, 7, 21, 49, 147, 192971, 578913, 1350797, 4052391, 9455579, 28366737]

約数ペア:

[(1, 28366737), (3, 9455579), (7, 4052391), (21, 1350797), (49, 578913), (147, 192971)]