13279810

素因数分解:

$2^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{2609}}^1$

素因数の和:3125

約数の個数: 16

約数和(自身を含む): 23959800

約数和(自身を除く): 10679990

約数列:

[1, 2, 5, 10, 509, 1018, 2545, 2609, 5090, 5218, 13045, 26090, 1327981, 2655962, 6639905, 13279810]

約数ペア:

[(1, 13279810), (2, 6639905), (5, 2655962), (10, 1327981), (509, 26090), (1018, 13045), (2545, 5218), (2609, 5090)]