28015904

素因数分解:

$2^5\times 7^1\times {\mathrm{181}}^1\times {\mathrm{691}}^1$

素因数の和:889

約数の個数: 48

約数和(自身を含む): 63475776

約数和(自身を除く): 35459872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 181, 224, 362, 691, 724, 1267, 1382, 1448, 2534, 2764, 2896, 4837, 5068, 5528, 5792, 9674, 10136, 11056, 19348, 20272, 22112, 38696, 40544, 77392, 125071, 154784, 250142, 500284, 875497, 1000568, 1750994, 2001136, 3501988, 4002272, 7003976, 14007952, 28015904]

約数ペア:

[(1, 28015904), (2, 14007952), (4, 7003976), (7, 4002272), (8, 3501988), (14, 2001136), (16, 1750994), (28, 1000568), (32, 875497), (56, 500284), (112, 250142), (181, 154784), (224, 125071), (362, 77392), (691, 40544), (724, 38696), (1267, 22112), (1382, 20272), (1448, 19348), (2534, 11056), (2764, 10136), (2896, 9674), (4837, 5792), (5068, 5528)]