289786568

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{12401}}^1$

素因数の和:12557

約数の個数: 32

約数和(自身を含む): 571484160

約数和(自身を除く): 281697592

約数列:

[1, 2, 4, 8, 23, 46, 92, 127, 184, 254, 508, 1016, 2921, 5842, 11684, 12401, 23368, 24802, 49604, 99208, 285223, 570446, 1140892, 1574927, 2281784, 3149854, 6299708, 12599416, 36223321, 72446642, 144893284, 289786568]

約数ペア:

[(1, 289786568), (2, 144893284), (4, 72446642), (8, 36223321), (23, 12599416), (46, 6299708), (92, 3149854), (127, 2281784), (184, 1574927), (254, 1140892), (508, 570446), (1016, 285223), (2921, 99208), (5842, 49604), (11684, 24802), (12401, 23368)]