128430736

素因数分解:

$2^4\times 7^1\times {\mathrm{1146703}}^1$

素因数の和:1146718

約数の個数: 20

約数和(自身を含む): 284382592

約数和(自身を除く): 155951856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1146703, 2293406, 4586812, 8026921, 9173624, 16053842, 18347248, 32107684, 64215368, 128430736]

約数ペア:

[(1, 128430736), (2, 64215368), (4, 32107684), (7, 18347248), (8, 16053842), (14, 9173624), (16, 8026921), (28, 4586812), (56, 2293406), (112, 1146703)]