219469815

素因数分解:

$3^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{5813}}^1$

素因数の和:6663

約数の個数: 24

約数和(自身を含む): 380933280

約数和(自身を除く): 161463465

約数列:

[1, 3, 5, 9, 15, 45, 839, 2517, 4195, 5813, 7551, 12585, 17439, 29065, 37755, 52317, 87195, 261585, 4877107, 14631321, 24385535, 43893963, 73156605, 219469815]

約数ペア:

[(1, 219469815), (3, 73156605), (5, 43893963), (9, 24385535), (15, 14631321), (45, 4877107), (839, 261585), (2517, 87195), (4195, 52317), (5813, 37755), (7551, 29065), (12585, 17439)]