131994539

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 152409600

約数和(自身を除く): 20415061

約数列:

[1, 19, 23, 41, 53, 139, 437, 779, 943, 1007, 1219, 2173, 2641, 3197, 5699, 7367, 17917, 23161, 41287, 49979, 60743, 108281, 131077, 139973, 169441, 302047, 949601, 2490463, 3219379, 5738893, 6947081, 131994539]

約数ペア:

[(1, 131994539), (19, 6947081), (23, 5738893), (41, 3219379), (53, 2490463), (139, 949601), (437, 302047), (779, 169441), (943, 139973), (1007, 131077), (1219, 108281), (2173, 60743), (2641, 49979), (3197, 41287), (5699, 23161), (7367, 17917)]