1388660561639

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2549}}^1\times {\mathrm{2205613}}^1$

素因数の和:2208194

約数の個数: 16

約数和(自身を含む): 1574808396000

約数和(自身を除く): 186147834361

約数列:

[1, 13, 19, 247, 2549, 33137, 48431, 629603, 2205613, 28672969, 41906647, 544786411, 5622107537, 73087397981, 106820043203, 1388660561639]

約数ペア:

[(1, 1388660561639), (13, 106820043203), (19, 73087397981), (247, 5622107537), (2549, 544786411), (33137, 41906647), (48431, 28672969), (629603, 2205613)]