13640147395

素因数分解:

$5^1\times 7^2\times {\mathrm{55674071}}^1$

素因数の和:55674090

約数の個数: 12

約数和(自身を含む): 19040532624

約数和(自身を除く): 5400385229

約数列:

[1, 5, 7, 35, 49, 245, 55674071, 278370355, 389718497, 1948592485, 2728029479, 13640147395]

約数ペア:

[(1, 13640147395), (5, 2728029479), (7, 1948592485), (35, 389718497), (49, 278370355), (245, 55674071)]