28978208

素因数分解:

$2^5\times 7^2\times {\mathrm{18481}}^1$

素因数の和:18505

約数の個数: 36

約数和(自身を含む): 66368862

約数和(自身を除く): 37390654

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 18481, 36962, 73924, 129367, 147848, 258734, 295696, 517468, 591392, 905569, 1034936, 1811138, 2069872, 3622276, 4139744, 7244552, 14489104, 28978208]

約数ペア:

[(1, 28978208), (2, 14489104), (4, 7244552), (7, 4139744), (8, 3622276), (14, 2069872), (16, 1811138), (28, 1034936), (32, 905569), (49, 591392), (56, 517468), (98, 295696), (112, 258734), (196, 147848), (224, 129367), (392, 73924), (784, 36962), (1568, 18481)]