42391899

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 69997824

約数和(自身を除く): 27605925

約数列:

[1, 3, 9, 11, 33, 37, 71, 99, 111, 163, 213, 333, 407, 489, 639, 781, 1221, 1467, 1793, 2343, 2627, 3663, 5379, 6031, 7029, 7881, 11573, 16137, 18093, 23643, 28897, 34719, 54279, 66341, 86691, 104157, 127303, 199023, 260073, 381909, 428201, 597069, 1145727, 1284603, 3853809, 4710211, 14130633, 42391899]

約数ペア:

[(1, 42391899), (3, 14130633), (9, 4710211), (11, 3853809), (33, 1284603), (37, 1145727), (71, 597069), (99, 428201), (111, 381909), (163, 260073), (213, 199023), (333, 127303), (407, 104157), (489, 86691), (639, 66341), (781, 54279), (1221, 34719), (1467, 28897), (1793, 23643), (2343, 18093), (2627, 16137), (3663, 11573), (5379, 7881), (6031, 7029)]