128587874

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{3541}}^1$

素因数の和:3881

約数の個数: 16

約数和(自身を含む): 196538496

約数和(自身を除く): 67950622

約数列:

[1, 2, 67, 134, 271, 542, 3541, 7082, 18157, 36314, 237247, 474494, 959611, 1919222, 64293937, 128587874]

約数ペア:

[(1, 128587874), (2, 64293937), (67, 1919222), (134, 959611), (271, 474494), (542, 237247), (3541, 36314), (7082, 18157)]