142540839

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{10723}}^1$

素因数の和:10947

約数の個数: 24

約数和(自身を含む): 236442752

約数和(自身を除く): 93901913

約数列:

[1, 3, 7, 9, 21, 63, 211, 633, 1477, 1899, 4431, 10723, 13293, 32169, 75061, 96507, 225183, 675549, 2262553, 6787659, 15837871, 20362977, 47513613, 142540839]

約数ペア:

[(1, 142540839), (3, 47513613), (7, 20362977), (9, 15837871), (21, 6787659), (63, 2262553), (211, 675549), (633, 225183), (1477, 96507), (1899, 75061), (4431, 32169), (10723, 13293)]