128489874

素因数分解:

$2^1\times 3^1\times {\mathrm{557}}^1\times {\mathrm{38447}}^1$

素因数の和:39009

約数の個数: 16

約数和(自身を含む): 257447808

約数和(自身を除く): 128957934

約数列:

[1, 2, 3, 6, 557, 1114, 1671, 3342, 38447, 76894, 115341, 230682, 21414979, 42829958, 64244937, 128489874]

約数ペア:

[(1, 128489874), (2, 64244937), (3, 42829958), (6, 21414979), (557, 230682), (1114, 115341), (1671, 76894), (3342, 38447)]