217316

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{449}}^1$

素因数の和:475

約数の個数: 18

約数和(自身を含む): 418950

約数和(自身を除く): 201634

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 449, 484, 898, 1796, 4939, 9878, 19756, 54329, 108658, 217316]

約数ペア:

[(1, 217316), (2, 108658), (4, 54329), (11, 19756), (22, 9878), (44, 4939), (121, 1796), (242, 898), (449, 484)]