28861745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{12799}}^1$

素因数の和:12856

約数の個数: 16

約数和(自身を含む): 38707200

約数和(自身を除く): 9845455

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 12799, 63995, 140789, 524759, 703945, 2623795, 5772349, 28861745]

約数ペア:

[(1, 28861745), (5, 5772349), (11, 2623795), (41, 703945), (55, 524759), (205, 140789), (451, 63995), (2255, 12799)]