2019721365

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{4751}}^1$

素因数の和:4879

約数の個数: 64

約数和(自身を含む): 3722526720

約数和(自身を除く): 1702805355

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 67, 135, 141, 201, 235, 335, 423, 603, 705, 1005, 1269, 1809, 2115, 3015, 3149, 4751, 6345, 9045, 9447, 14253, 15745, 23755, 28341, 42759, 47235, 71265, 85023, 128277, 141705, 213795, 223297, 318317, 425115, 641385, 669891, 954951, 1116485, 1591585, 2009673, 2864853, 3349455, 4774755, 6029019, 8594559, 10048365, 14324265, 14960899, 30145095, 42972795, 44882697, 74804495, 134648091, 224413485, 403944273, 673240455, 2019721365]

約数ペア:

[(1, 2019721365), (3, 673240455), (5, 403944273), (9, 224413485), (15, 134648091), (27, 74804495), (45, 44882697), (47, 42972795), (67, 30145095), (135, 14960899), (141, 14324265), (201, 10048365), (235, 8594559), (335, 6029019), (423, 4774755), (603, 3349455), (705, 2864853), (1005, 2009673), (1269, 1591585), (1809, 1116485), (2115, 954951), (3015, 669891), (3149, 641385), (4751, 425115), (6345, 318317), (9045, 223297), (9447, 213795), (14253, 141705), (15745, 128277), (23755, 85023), (28341, 71265), (42759, 47235)]