31130155

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{38671}}^1$

素因数の和:38706

約数の個数: 16

約数和(自身を含む): 44550144

約数和(自身を除く): 13419989

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 38671, 193355, 270697, 889433, 1353485, 4447165, 6226031, 31130155]

約数ペア:

[(1, 31130155), (5, 6226031), (7, 4447165), (23, 1353485), (35, 889433), (115, 270697), (161, 193355), (805, 38671)]