1278408047

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{42403}}^1$

素因数の和:42542

約数の個数: 16

約数和(自身を含む): 1506190080

約数和(自身を除く): 227782033

約数列:

[1, 7, 59, 73, 413, 511, 4307, 30149, 42403, 296821, 2501777, 3095419, 17512439, 21667933, 182629721, 1278408047]

約数ペア:

[(1, 1278408047), (7, 182629721), (59, 21667933), (73, 17512439), (413, 3095419), (511, 2501777), (4307, 296821), (30149, 42403)]