240637389

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 340070400

約数和(自身を除く): 99433011

約数列:

[1, 3, 29, 71, 87, 163, 213, 239, 489, 717, 2059, 4727, 6177, 6931, 11573, 14181, 16969, 20793, 34719, 38957, 50907, 116871, 335617, 492101, 1006851, 1129753, 1476303, 2765947, 3389259, 8297841, 80212463, 240637389]

約数ペア:

[(1, 240637389), (3, 80212463), (29, 8297841), (71, 3389259), (87, 2765947), (163, 1476303), (213, 1129753), (239, 1006851), (489, 492101), (717, 335617), (2059, 116871), (4727, 50907), (6177, 38957), (6931, 34719), (11573, 20793), (14181, 16969)]