216469765

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1\times {\mathrm{2221}}^1$

素因数の和:2520

約数の個数: 16

約数和(自身を含む): 263813616

約数和(自身を除く): 47343851

約数列:

[1, 5, 101, 193, 505, 965, 2221, 11105, 19493, 97465, 224321, 428653, 1121605, 2143265, 43293953, 216469765]

約数ペア:

[(1, 216469765), (5, 43293953), (101, 2143265), (193, 1121605), (505, 428653), (965, 224321), (2221, 97465), (11105, 19493)]