131443648

素因数分解:

$2^6\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1621}}^1$

素因数の和:1821

約数の個数: 56

約数和(自身を含む): 299927264

約数和(自身を除く): 168483616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 181, 224, 362, 448, 724, 1267, 1448, 1621, 2534, 2896, 3242, 5068, 5792, 6484, 10136, 11347, 11584, 12968, 20272, 22694, 25936, 40544, 45388, 51872, 81088, 90776, 103744, 181552, 293401, 363104, 586802, 726208, 1173604, 2053807, 2347208, 4107614, 4694416, 8215228, 9388832, 16430456, 18777664, 32860912, 65721824, 131443648]

約数ペア:

[(1, 131443648), (2, 65721824), (4, 32860912), (7, 18777664), (8, 16430456), (14, 9388832), (16, 8215228), (28, 4694416), (32, 4107614), (56, 2347208), (64, 2053807), (112, 1173604), (181, 726208), (224, 586802), (362, 363104), (448, 293401), (724, 181552), (1267, 103744), (1448, 90776), (1621, 81088), (2534, 51872), (2896, 45388), (3242, 40544), (5068, 25936), (5792, 22694), (6484, 20272), (10136, 12968), (11347, 11584)]