127940656

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{49057}}^1$

素因数の和:49228

約数の個数: 20

約数和(自身を含む): 249410872

約数和(自身を除く): 121470216

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 49057, 98114, 196228, 392456, 784912, 7996291, 15992582, 31985164, 63970328, 127940656]

約数ペア:

[(1, 127940656), (2, 63970328), (4, 31985164), (8, 15992582), (16, 7996291), (163, 784912), (326, 392456), (652, 196228), (1304, 98114), (2608, 49057)]