289881536

素因数分解:

$2^6\times 7^1\times {\mathrm{647057}}^1$

素因数の和:647076

約数の個数: 28

約数和(自身を含む): 657410928

約数和(自身を除く): 367529392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 647057, 1294114, 2588228, 4529399, 5176456, 9058798, 10352912, 18117596, 20705824, 36235192, 41411648, 72470384, 144940768, 289881536]

約数ペア:

[(1, 289881536), (2, 144940768), (4, 72470384), (7, 41411648), (8, 36235192), (14, 20705824), (16, 18117596), (28, 10352912), (32, 9058798), (56, 5176456), (64, 4529399), (112, 2588228), (224, 1294114), (448, 647057)]