228656511

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{87911}}^1$

素因数の和:87951

約数の個数: 18

約数和(自身を含む): 350856792

約数和(自身を除く): 122200281

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 87911, 263733, 791199, 1494487, 4483461, 13450383, 25406279, 76218837, 228656511]

約数ペア:

[(1, 228656511), (3, 76218837), (9, 25406279), (17, 13450383), (51, 4483461), (153, 1494487), (289, 791199), (867, 263733), (2601, 87911)]