28702945299

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{80400407}}^1$

素因数の和:80400434

約数の個数: 16

約数和(自身を含む): 46310635008

約数和(自身を除く): 17607689709

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 80400407, 241201221, 562802849, 1366806919, 1688408547, 4100420757, 9567648433, 28702945299]

約数ペア:

[(1, 28702945299), (3, 9567648433), (7, 4100420757), (17, 1688408547), (21, 1366806919), (51, 562802849), (119, 241201221), (357, 80400407)]