28654563

素因数分解:

$3^1\times 7^3\times {\mathrm{27847}}^1$

素因数の和:27871

約数の個数: 16

約数和(自身を含む): 44556800

約数和(自身を除く): 15902237

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 27847, 83541, 194929, 584787, 1364503, 4093509, 9551521, 28654563]

約数ペア:

[(1, 28654563), (3, 9551521), (7, 4093509), (21, 1364503), (49, 584787), (147, 194929), (343, 83541), (1029, 27847)]