28471981

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 30604288

約数和(自身を除く): 2132307

約数列:

[1, 31, 37, 103, 241, 1147, 3193, 3811, 7471, 8917, 24823, 118141, 276427, 769513, 918451, 28471981]

約数ペア:

[(1, 28471981), (31, 918451), (37, 769513), (103, 276427), (241, 118141), (1147, 24823), (3193, 8917), (3811, 7471)]