201689973

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{881}}^1$

素因数の和:1090

約数の個数: 32

約数和(自身を含む): 306230400

約数和(自身を除く): 104540427

約数列:

[1, 3, 9, 27, 61, 139, 183, 417, 549, 881, 1251, 1647, 2643, 3753, 7929, 8479, 23787, 25437, 53741, 76311, 122459, 161223, 228933, 367377, 483669, 1102131, 1451007, 3306393, 7469999, 22409997, 67229991, 201689973]

約数ペア:

[(1, 201689973), (3, 67229991), (9, 22409997), (27, 7469999), (61, 3306393), (139, 1451007), (183, 1102131), (417, 483669), (549, 367377), (881, 228933), (1251, 161223), (1647, 122459), (2643, 76311), (3753, 53741), (7929, 25437), (8479, 23787)]