16866290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{34421}}^1$

素因数の和:34442

約数の個数: 24

約数和(自身を含む): 35316972

約数和(自身を除く): 18450682

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 34421, 68842, 172105, 240947, 344210, 481894, 1204735, 1686629, 2409470, 3373258, 8433145, 16866290]

約数ペア:

[(1, 16866290), (2, 8433145), (5, 3373258), (7, 2409470), (10, 1686629), (14, 1204735), (35, 481894), (49, 344210), (70, 240947), (98, 172105), (245, 68842), (490, 34421)]