137920857

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{15739}}^1$

素因数の和:15892

約数の個数: 16

約数和(自身を含む): 193413120

約数和(自身を除く): 55492263

約数列:

[1, 3, 23, 69, 127, 381, 2921, 8763, 15739, 47217, 361997, 1085991, 1998853, 5996559, 45973619, 137920857]

約数ペア:

[(1, 137920857), (3, 45973619), (23, 5996559), (69, 1998853), (127, 1085991), (381, 361997), (2921, 47217), (8763, 15739)]