243248

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:692

約数の個数: 20

約数和(自身を含む): 492528

約数和(自身を除く): 249280

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 661, 1322, 2644, 5288, 10576, 15203, 30406, 60812, 121624, 243248]

約数ペア:

[(1, 243248), (2, 121624), (4, 60812), (8, 30406), (16, 15203), (23, 10576), (46, 5288), (92, 2644), (184, 1322), (368, 661)]