77810685

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1\times {\mathrm{307}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 127408512

約数和(自身を除く): 49597827

約数列:

[1, 3, 5, 15, 61, 183, 277, 305, 307, 831, 915, 921, 1385, 1535, 4155, 4605, 16897, 18727, 50691, 56181, 84485, 85039, 93635, 253455, 255117, 280905, 425195, 1275585, 5187379, 15562137, 25936895, 77810685]

約数ペア:

[(1, 77810685), (3, 25936895), (5, 15562137), (15, 5187379), (61, 1275585), (183, 425195), (277, 280905), (305, 255117), (307, 253455), (831, 93635), (915, 85039), (921, 84485), (1385, 56181), (1535, 50691), (4155, 18727), (4605, 16897)]