66691815

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{44021}}^1$

素因数の和:44130

約数の個数: 16

約数和(自身を含む): 107765856

約数和(自身を除く): 41074041

約数列:

[1, 3, 5, 15, 101, 303, 505, 1515, 44021, 132063, 220105, 660315, 4446121, 13338363, 22230605, 66691815]

約数ペア:

[(1, 66691815), (3, 22230605), (5, 13338363), (15, 4446121), (101, 660315), (303, 220105), (505, 132063), (1515, 44021)]