15199989

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42577}}^1$

素因数の和:42604

約数の個数: 16

約数和(自身を含む): 24524928

約数和(自身を除く): 9324939

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 42577, 127731, 298039, 723809, 894117, 2171427, 5066663, 15199989]

約数ペア:

[(1, 15199989), (3, 5066663), (7, 2171427), (17, 894117), (21, 723809), (51, 298039), (119, 127731), (357, 42577)]