28348839

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{15671}}^1$

素因数の和:15747

約数の個数: 16

約数和(自身を含む): 42627840

約数和(自身を除く): 14279001

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 15671, 47013, 141039, 423117, 1049957, 3149871, 9449613, 28348839]

約数ペア:

[(1, 28348839), (3, 9449613), (9, 3149871), (27, 1049957), (67, 423117), (201, 141039), (603, 47013), (1809, 15671)]