28927413

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{809}}^1$

素因数の和:981

約数の個数: 24

約数和(自身を含む): 43594200

約数和(自身を除く): 14666787

約数列:

[1, 3, 9, 29, 87, 137, 261, 411, 809, 1233, 2427, 3973, 7281, 11919, 23461, 35757, 70383, 110833, 211149, 332499, 997497, 3214157, 9642471, 28927413]

約数ペア:

[(1, 28927413), (3, 9642471), (9, 3214157), (29, 997497), (87, 332499), (137, 211149), (261, 110833), (411, 70383), (809, 35757), (1233, 23461), (2427, 11919), (3973, 7281)]