199679872

素因数分解:

$2^7\times 7^1\times {\mathrm{222857}}^1$

素因数の和:222878

約数の個数: 32

約数和(自身を含む): 454630320

約数和(自身を除く): 254950448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 222857, 445714, 891428, 1559999, 1782856, 3119998, 3565712, 6239996, 7131424, 12479992, 14262848, 24959984, 28525696, 49919968, 99839936, 199679872]

約数ペア:

[(1, 199679872), (2, 99839936), (4, 49919968), (7, 28525696), (8, 24959984), (14, 14262848), (16, 12479992), (28, 7131424), (32, 6239996), (56, 3565712), (64, 3119998), (112, 1782856), (128, 1559999), (224, 891428), (448, 445714), (896, 222857)]