12221427

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1439}}^1$

素因数の和:1610

約数の個数: 16

約数和(自身を含む): 17280000

約数和(自身を除く): 5058573

約数列:

[1, 3, 19, 57, 149, 447, 1439, 2831, 4317, 8493, 27341, 82023, 214411, 643233, 4073809, 12221427]

約数ペア:

[(1, 12221427), (3, 4073809), (19, 643233), (57, 214411), (149, 82023), (447, 27341), (1439, 8493), (2831, 4317)]