81212970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2707099}}^1$

素因数の和:2707109

約数の個数: 16

約数和(自身を含む): 194911200

約数和(自身を除く): 113698230

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2707099, 5414198, 8121297, 13535495, 16242594, 27070990, 40606485, 81212970]

約数ペア:

[(1, 81212970), (2, 40606485), (3, 27070990), (5, 16242594), (6, 13535495), (10, 8121297), (15, 5414198), (30, 2707099)]