128840881473

素因数分解:

$3^3\times {\mathrm{17669}}^1\times {\mathrm{270071}}^1$

素因数の和:287749

約数の個数: 16

約数和(自身を含む): 190886889600

約数和(自身を除く): 62046008127

約数列:

[1, 3, 9, 27, 17669, 53007, 159021, 270071, 477063, 810213, 2430639, 7291917, 4771884499, 14315653497, 42946960491, 128840881473]

約数ペア:

[(1, 128840881473), (3, 42946960491), (9, 14315653497), (27, 4771884499), (17669, 7291917), (53007, 2430639), (159021, 810213), (270071, 477063)]