218361592

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{106207}}^1$

素因数の和:106470

約数の個数: 16

約数和(自身を含む): 411024960

約数和(自身を除く): 192663368

約数列:

[1, 2, 4, 8, 257, 514, 1028, 2056, 106207, 212414, 424828, 849656, 27295199, 54590398, 109180796, 218361592]

約数ペア:

[(1, 218361592), (2, 109180796), (4, 54590398), (8, 27295199), (257, 849656), (514, 424828), (1028, 212414), (2056, 106207)]