128422784

素因数分解:

$2^7\times 7^1\times {\mathrm{143329}}^1$

素因数の和:143350

約数の個数: 32

約数和(自身を含む): 292393200

約数和(自身を除く): 163970416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 143329, 286658, 573316, 1003303, 1146632, 2006606, 2293264, 4013212, 4586528, 8026424, 9173056, 16052848, 18346112, 32105696, 64211392, 128422784]

約数ペア:

[(1, 128422784), (2, 64211392), (4, 32105696), (7, 18346112), (8, 16052848), (14, 9173056), (16, 8026424), (28, 4586528), (32, 4013212), (56, 2293264), (64, 2006606), (112, 1146632), (128, 1003303), (224, 573316), (448, 286658), (896, 143329)]