15099021

素因数分解:

$3^3\times 7^1\times {\mathrm{79889}}^1$

素因数の和:79905

約数の個数: 16

約数和(自身を含む): 25564800

約数和(自身を除く): 10465779

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 79889, 239667, 559223, 719001, 1677669, 2157003, 5033007, 15099021]

約数ペア:

[(1, 15099021), (3, 5033007), (7, 2157003), (9, 1677669), (21, 719001), (27, 559223), (63, 239667), (189, 79889)]