213588729

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{10487}}^1$

素因数の和:10597

約数の個数: 24

約数和(自身を含む): 322862592

約数和(自身を除く): 109273863

約数列:

[1, 3, 9, 31, 73, 93, 219, 279, 657, 2263, 6789, 10487, 20367, 31461, 94383, 325097, 765551, 975291, 2296653, 2925873, 6889959, 23732081, 71196243, 213588729]

約数ペア:

[(1, 213588729), (3, 71196243), (9, 23732081), (31, 6889959), (73, 2925873), (93, 2296653), (219, 975291), (279, 765551), (657, 325097), (2263, 94383), (6789, 31461), (10487, 20367)]