25420042

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{1499}}^1$

素因数の和:1701

約数の個数: 16

約数和(自身を含む): 39060000

約数和(自身を除く): 13639958

約数列:

[1, 2, 61, 122, 139, 278, 1499, 2998, 8479, 16958, 91439, 182878, 208361, 416722, 12710021, 25420042]

約数ペア:

[(1, 25420042), (2, 12710021), (61, 416722), (122, 208361), (139, 182878), (278, 91439), (1499, 16958), (2998, 8479)]