128539870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{558869}}^1$

素因数の和:558899

約数の個数: 16

約数和(自身を含む): 241431840

約数和(自身を除く): 112891970

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 558869, 1117738, 2794345, 5588690, 12853987, 25707974, 64269935, 128539870]

約数ペア:

[(1, 128539870), (2, 64269935), (5, 25707974), (10, 12853987), (23, 5588690), (46, 2794345), (115, 1117738), (230, 558869)]