127672208

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{77471}}^1$

素因数の和:77582

約数の個数: 20

約数和(自身を含む): 249769728

約数和(自身を除く): 122097520

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 77471, 154942, 309884, 619768, 1239536, 7979513, 15959026, 31918052, 63836104, 127672208]

約数ペア:

[(1, 127672208), (2, 63836104), (4, 31918052), (8, 15959026), (16, 7979513), (103, 1239536), (206, 619768), (412, 309884), (824, 154942), (1648, 77471)]