289642078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{83857}}^1$

素因数の和:84027

約数の個数: 16

約数和(自身を含む): 476984304

約数和(自身を除く): 187342226

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 83857, 167714, 922427, 1844854, 13165549, 26331098, 144821039, 289642078]

約数ペア:

[(1, 289642078), (2, 144821039), (11, 26331098), (22, 13165549), (157, 1844854), (314, 922427), (1727, 167714), (3454, 83857)]