1221539486

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{1249}}^1\times {\mathrm{11927}}^1$

素因数の和:13219

約数の個数: 16

約数和(自身を含む): 1878660000

約数和(自身を除く): 657120514

約数列:

[1, 2, 41, 82, 1249, 2498, 11927, 23854, 51209, 102418, 489007, 978014, 14896823, 29793646, 610769743, 1221539486]

約数ペア:

[(1, 1221539486), (2, 610769743), (41, 29793646), (82, 14896823), (1249, 978014), (2498, 489007), (11927, 102418), (23854, 51209)]