51378621

素因数分解:

$3^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{5449}}^1$

素因数の和:5908

約数の個数: 16

約数和(自身を含む): 78480000

約数和(自身を除く): 27101379

約数列:

[1, 3, 7, 21, 449, 1347, 3143, 5449, 9429, 16347, 38143, 114429, 2446601, 7339803, 17126207, 51378621]

約数ペア:

[(1, 51378621), (3, 17126207), (7, 7339803), (21, 2446601), (449, 114429), (1347, 38143), (3143, 16347), (5449, 9429)]