218308136

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{106181}}^1$

素因数の和:106444

約数の個数: 16

約数和(自身を含む): 410924340

約数和(自身を除く): 192616204

約数列:

[1, 2, 4, 8, 257, 514, 1028, 2056, 106181, 212362, 424724, 849448, 27288517, 54577034, 109154068, 218308136]

約数ペア:

[(1, 218308136), (2, 109154068), (4, 54577034), (8, 27288517), (257, 849448), (514, 424724), (1028, 212362), (2056, 106181)]