28864827

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2273}}^1$

素因数の和:2379

約数の個数: 24

約数和(自身を含む): 44697744

約数和(自身を除く): 15832917

約数列:

[1, 3, 9, 17, 51, 83, 153, 249, 747, 1411, 2273, 4233, 6819, 12699, 20457, 38641, 115923, 188659, 347769, 565977, 1697931, 3207203, 9621609, 28864827]

約数ペア:

[(1, 28864827), (3, 9621609), (9, 3207203), (17, 1697931), (51, 565977), (83, 347769), (153, 188659), (249, 115923), (747, 38641), (1411, 20457), (2273, 12699), (4233, 6819)]