25578061011

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{2119319}}^1$

素因数の和:2119480

約数の個数: 20

約数和(自身を含む): 38465658000

約数和(自身を除く): 12887596989

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 4023, 12069, 2119319, 6357957, 19073871, 57221613, 171664839, 315778531, 947335593, 2842006779, 8526020337, 25578061011]

約数ペア:

[(1, 25578061011), (3, 8526020337), (9, 2842006779), (27, 947335593), (81, 315778531), (149, 171664839), (447, 57221613), (1341, 19073871), (4023, 6357957), (12069, 2119319)]