201820269

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 323657856

約数和(自身を除く): 121837587

約数列:

[1, 3, 7, 21, 49, 61, 71, 147, 183, 213, 317, 427, 497, 951, 1281, 1491, 2219, 2989, 3479, 4331, 6657, 8967, 10437, 12993, 15533, 19337, 22507, 30317, 46599, 58011, 67521, 90951, 135359, 157549, 212219, 406077, 472647, 636657, 947513, 1102843, 1372927, 2842539, 3308529, 4118781, 9610489, 28831467, 67273423, 201820269]

約数ペア:

[(1, 201820269), (3, 67273423), (7, 28831467), (21, 9610489), (49, 4118781), (61, 3308529), (71, 2842539), (147, 1372927), (183, 1102843), (213, 947513), (317, 636657), (427, 472647), (497, 406077), (951, 212219), (1281, 157549), (1491, 135359), (2219, 90951), (2989, 67521), (3479, 58011), (4331, 46599), (6657, 30317), (8967, 22507), (10437, 19337), (12993, 15533)]