28089171

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1879}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 44578560

約数和(自身を除く): 16489389

約数列:

[1, 3, 9, 11, 33, 99, 151, 453, 1359, 1661, 1879, 4983, 5637, 14949, 16911, 20669, 62007, 186021, 283729, 851187, 2553561, 3121019, 9363057, 28089171]

約数ペア:

[(1, 28089171), (3, 9363057), (9, 3121019), (11, 2553561), (33, 851187), (99, 283729), (151, 186021), (453, 62007), (1359, 20669), (1661, 16911), (1879, 14949), (4983, 5637)]