28727451

素因数分解:

$3^2\times {\mathrm{509}}^1\times {\mathrm{6271}}^1$

素因数の和:6786

約数の個数: 12

約数和(自身を含む): 41583360

約数和(自身を除く): 12855909

約数列:

[1, 3, 9, 509, 1527, 4581, 6271, 18813, 56439, 3191939, 9575817, 28727451]

約数ペア:

[(1, 28727451), (3, 9575817), (9, 3191939), (509, 56439), (1527, 18813), (4581, 6271)]