28189364

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^2\times {\mathrm{107}}^1$

素因数の和:312

約数の個数: 36

約数和(自身を含む): 57498336

約数和(自身を除く): 29308972

約数列:

[1, 2, 4, 7, 14, 28, 97, 107, 194, 214, 388, 428, 679, 749, 1358, 1498, 2716, 2996, 9409, 10379, 18818, 20758, 37636, 41516, 65863, 72653, 131726, 145306, 263452, 290612, 1006763, 2013526, 4027052, 7047341, 14094682, 28189364]

約数ペア:

[(1, 28189364), (2, 14094682), (4, 7047341), (7, 4027052), (14, 2013526), (28, 1006763), (97, 290612), (107, 263452), (194, 145306), (214, 131726), (388, 72653), (428, 65863), (679, 41516), (749, 37636), (1358, 20758), (1498, 18818), (2716, 10379), (2996, 9409)]