15672787221

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2917}}^1\times {\mathrm{19681}}^1$

素因数の和:22621

約数の個数: 32

約数和(自身を含む): 25729570048

約数和(自身を除く): 10056782827

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 2917, 8751, 19681, 20419, 37921, 59043, 61257, 113763, 137767, 255853, 265447, 413301, 767559, 796341, 1790971, 5372913, 57409477, 172228431, 401866339, 746323201, 1205599017, 2238969603, 5224262407, 15672787221]

約数ペア:

[(1, 15672787221), (3, 5224262407), (7, 2238969603), (13, 1205599017), (21, 746323201), (39, 401866339), (91, 172228431), (273, 57409477), (2917, 5372913), (8751, 1790971), (19681, 796341), (20419, 767559), (37921, 413301), (59043, 265447), (61257, 255853), (113763, 137767)]