398214208

素因数分解:

$2^6\times 7^1\times {\mathrm{888871}}^1$

素因数の和:888890

約数の個数: 28

約数和(自身を含む): 903093952

約数和(自身を除く): 504879744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 888871, 1777742, 3555484, 6222097, 7110968, 12444194, 14221936, 24888388, 28443872, 49776776, 56887744, 99553552, 199107104, 398214208]

約数ペア:

[(1, 398214208), (2, 199107104), (4, 99553552), (7, 56887744), (8, 49776776), (14, 28443872), (16, 24888388), (28, 14221936), (32, 12444194), (56, 7110968), (64, 6222097), (112, 3555484), (224, 1777742), (448, 888871)]