639625549

素因数分解:

${\mathrm{37}}^2\times {\mathrm{59}}^1\times {\mathrm{7919}}^1$

素因数の和:8052

約数の個数: 12

約数和(自身を含む): 668606400

約数和(自身を除く): 28980851

約数列:

[1, 37, 59, 1369, 2183, 7919, 80771, 293003, 467221, 10841111, 17287177, 639625549]

約数ペア:

[(1, 639625549), (37, 17287177), (59, 10841111), (1369, 467221), (2183, 293003), (7919, 80771)]