257619326

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{142963}}^1$

素因数の和:143035

約数の個数: 16

約数和(自身を含む): 416883024

約数和(自身を除く): 159263698

約数列:

[1, 2, 17, 34, 53, 106, 901, 1802, 142963, 285926, 2430371, 4860742, 7577039, 15154078, 128809663, 257619326]

約数ペア:

[(1, 257619326), (2, 128809663), (17, 15154078), (34, 7577039), (53, 4860742), (106, 2430371), (901, 285926), (1802, 142963)]