289494464

素因数分解:

$2^6\times 7^1\times {\mathrm{646193}}^1$

素因数の和:646212

約数の個数: 28

約数和(自身を含む): 656533104

約数和(自身を除く): 367038640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 646193, 1292386, 2584772, 4523351, 5169544, 9046702, 10339088, 18093404, 20678176, 36186808, 41356352, 72373616, 144747232, 289494464]

約数ペア:

[(1, 289494464), (2, 144747232), (4, 72373616), (7, 41356352), (8, 36186808), (14, 20678176), (16, 18093404), (28, 10339088), (32, 9046702), (56, 5169544), (64, 4523351), (112, 2584772), (224, 1292386), (448, 646193)]