28856709

素因数分解:

$3^3\times 7^1\times {\mathrm{152681}}^1$

素因数の和:152697

約数の個数: 16

約数和(自身を含む): 48858240

約数和(自身を除く): 20001531

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 152681, 458043, 1068767, 1374129, 3206301, 4122387, 9618903, 28856709]

約数ペア:

[(1, 28856709), (3, 9618903), (7, 4122387), (9, 3206301), (21, 1374129), (27, 1068767), (63, 458043), (189, 152681)]