12901295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1847}}^1$

素因数の和:1990

約数の個数: 16

約数和(自身を含む): 17031168

約数和(自身を除く): 4129873

約数列:

[1, 5, 11, 55, 127, 635, 1397, 1847, 6985, 9235, 20317, 101585, 234569, 1172845, 2580259, 12901295]

約数ペア:

[(1, 12901295), (5, 2580259), (11, 1172845), (55, 234569), (127, 101585), (635, 20317), (1397, 9235), (1847, 6985)]