218306367

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{475613}}^1$

素因数の和:475639

約数の個数: 16

約数和(自身を含む): 342442080

約数和(自身を除く): 124135713

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 475613, 1426839, 4280517, 8085421, 12841551, 24256263, 72768789, 218306367]

約数ペア:

[(1, 218306367), (3, 72768789), (9, 24256263), (17, 12841551), (27, 8085421), (51, 4280517), (153, 1426839), (459, 475613)]