28507836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{733}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 76289024

約数和(自身を除く): 47781188

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 463, 733, 926, 1389, 1466, 1852, 2199, 2778, 2932, 3241, 4398, 5131, 5556, 6482, 8796, 9723, 10262, 12964, 15393, 19446, 20524, 30786, 38892, 61572, 339379, 678758, 1018137, 1357516, 2036274, 2375653, 4072548, 4751306, 7126959, 9502612, 14253918, 28507836]

約数ペア:

[(1, 28507836), (2, 14253918), (3, 9502612), (4, 7126959), (6, 4751306), (7, 4072548), (12, 2375653), (14, 2036274), (21, 1357516), (28, 1018137), (42, 678758), (84, 339379), (463, 61572), (733, 38892), (926, 30786), (1389, 20524), (1466, 19446), (1852, 15393), (2199, 12964), (2778, 10262), (2932, 9723), (3241, 8796), (4398, 6482), (5131, 5556)]