221500568

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{12149}}^1$

素因数の和:12251

約数の個数: 32

約数和(自身を含む): 433026000

約数和(自身を除く): 211525432

約数列:

[1, 2, 4, 8, 43, 53, 86, 106, 172, 212, 344, 424, 2279, 4558, 9116, 12149, 18232, 24298, 48596, 97192, 522407, 643897, 1044814, 1287794, 2089628, 2575588, 4179256, 5151176, 27687571, 55375142, 110750284, 221500568]

約数ペア:

[(1, 221500568), (2, 110750284), (4, 55375142), (8, 27687571), (43, 5151176), (53, 4179256), (86, 2575588), (106, 2089628), (172, 1287794), (212, 1044814), (344, 643897), (424, 522407), (2279, 97192), (4558, 48596), (9116, 24298), (12149, 18232)]