13138491

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{479}}^1$

素因数の和:746

約数の個数: 16

約数和(自身を含む): 18063360

約数和(自身を除く): 4924869

約数列:

[1, 3, 41, 123, 223, 479, 669, 1437, 9143, 19639, 27429, 58917, 106817, 320451, 4379497, 13138491]

約数ペア:

[(1, 13138491), (3, 4379497), (41, 320451), (123, 106817), (223, 58917), (479, 27429), (669, 19639), (1437, 9143)]