287599326

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{139747}}^1$

素因数の和:139773

約数の個数: 32

約数和(自身を含む): 670790400

約数和(自身を除く): 383191074

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 139747, 279494, 419241, 838482, 978229, 1956458, 2934687, 5869374, 6847603, 13695206, 20542809, 41085618, 47933221, 95866442, 143799663, 287599326]

約数ペア:

[(1, 287599326), (2, 143799663), (3, 95866442), (6, 47933221), (7, 41085618), (14, 20542809), (21, 13695206), (42, 6847603), (49, 5869374), (98, 2934687), (147, 1956458), (294, 978229), (343, 838482), (686, 419241), (1029, 279494), (2058, 139747)]