209416998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{409}}^1$

素因数の和:661

約数の個数: 64

約数和(自身を含む): 489323520

約数和(自身を除く): 279906522

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 167, 219, 334, 409, 438, 501, 511, 818, 1002, 1022, 1169, 1227, 1533, 2338, 2454, 2863, 3066, 3507, 5726, 7014, 8589, 12191, 17178, 24382, 29857, 36573, 59714, 68303, 73146, 85337, 89571, 136606, 170674, 179142, 204909, 208999, 256011, 409818, 417998, 478121, 512022, 626997, 956242, 1253994, 1434363, 2868726, 4986119, 9972238, 14958357, 29916714, 34902833, 69805666, 104708499, 209416998]

約数ペア:

[(1, 209416998), (2, 104708499), (3, 69805666), (6, 34902833), (7, 29916714), (14, 14958357), (21, 9972238), (42, 4986119), (73, 2868726), (146, 1434363), (167, 1253994), (219, 956242), (334, 626997), (409, 512022), (438, 478121), (501, 417998), (511, 409818), (818, 256011), (1002, 208999), (1022, 204909), (1169, 179142), (1227, 170674), (1533, 136606), (2338, 89571), (2454, 85337), (2863, 73146), (3066, 68303), (3507, 59714), (5726, 36573), (7014, 29857), (8589, 24382), (12191, 17178)]