256804533

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{32911}}^1$

素因数の和:32954

約数の個数: 24

約数和(自身を含む): 404159360

約数和(自身を除く): 147354827

約数列:

[1, 3, 9, 17, 27, 51, 153, 289, 459, 867, 2601, 7803, 32911, 98733, 296199, 559487, 888597, 1678461, 5035383, 9511279, 15106149, 28533837, 85601511, 256804533]

約数ペア:

[(1, 256804533), (3, 85601511), (9, 28533837), (17, 15106149), (27, 9511279), (51, 5035383), (153, 1678461), (289, 888597), (459, 559487), (867, 296199), (2601, 98733), (7803, 32911)]