180563721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1069}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 267482880

約数和(自身を除く): 86919159

約数列:

[1, 3, 13, 39, 61, 71, 183, 213, 793, 923, 1069, 2379, 2769, 3207, 4331, 12993, 13897, 41691, 56303, 65209, 75899, 168909, 195627, 227697, 847717, 986687, 2543151, 2960061, 4629839, 13889517, 60187907, 180563721]

約数ペア:

[(1, 180563721), (3, 60187907), (13, 13889517), (39, 4629839), (61, 2960061), (71, 2543151), (183, 986687), (213, 847717), (793, 227697), (923, 195627), (1069, 168909), (2379, 75899), (2769, 65209), (3207, 56303), (4331, 41691), (12993, 13897)]