193555869

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 299358720

約数和(自身を除く): 105802851

約数列:

[1, 3, 13, 19, 39, 57, 71, 169, 213, 247, 283, 507, 741, 849, 923, 1349, 2769, 3211, 3679, 4047, 5377, 9633, 11037, 11999, 16131, 17537, 20093, 35997, 47827, 52611, 60279, 69901, 143481, 209703, 227981, 261209, 381767, 683943, 783627, 908713, 1145301, 2726139, 3395717, 4962971, 10187151, 14888913, 64518623, 193555869]

約数ペア:

[(1, 193555869), (3, 64518623), (13, 14888913), (19, 10187151), (39, 4962971), (57, 3395717), (71, 2726139), (169, 1145301), (213, 908713), (247, 783627), (283, 683943), (507, 381767), (741, 261209), (849, 227981), (923, 209703), (1349, 143481), (2769, 69901), (3211, 60279), (3679, 52611), (4047, 47827), (5377, 35997), (9633, 20093), (11037, 17537), (11999, 16131)]