681796628

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{28729}}^1$

素因数の和:29099

約数の個数: 24

約数和(自身を含む): 1266993000

約数和(自身を除く): 585196372

約数列:

[1, 2, 4, 17, 34, 68, 349, 698, 1396, 5933, 11866, 23732, 28729, 57458, 114916, 488393, 976786, 1953572, 10026421, 20052842, 40105684, 170449157, 340898314, 681796628]

約数ペア:

[(1, 681796628), (2, 340898314), (4, 170449157), (17, 40105684), (34, 20052842), (68, 10026421), (349, 1953572), (698, 976786), (1396, 488393), (5933, 114916), (11866, 57458), (23732, 28729)]