628481636

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{214939}}^1$

素因数の和:215003

約数の個数: 24

約数和(自身を含む): 1191627360

約数和(自身を除く): 563145724

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 214939, 429878, 859756, 3653963, 7307926, 9242377, 14615852, 18484754, 36969508, 157120409, 314240818, 628481636]

約数ペア:

[(1, 628481636), (2, 314240818), (4, 157120409), (17, 36969508), (34, 18484754), (43, 14615852), (68, 9242377), (86, 7307926), (172, 3653963), (731, 859756), (1462, 429878), (2924, 214939)]