28274655

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{110881}}^1$

素因数の和:110906

約数の個数: 16

約数和(自身を含む): 47901024

約数和(自身を除く): 19626369

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 110881, 332643, 554405, 1663215, 1884977, 5654931, 9424885, 28274655]

約数ペア:

[(1, 28274655), (3, 9424885), (5, 5654931), (15, 1884977), (17, 1663215), (51, 554405), (85, 332643), (255, 110881)]