28264516

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43889}}^1$

素因数の和:43923

約数の個数: 24

約数和(自身を含む): 58988160

約数和(自身を除く): 30723644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 43889, 87778, 175556, 307223, 614446, 1009447, 1228892, 2018894, 4037788, 7066129, 14132258, 28264516]

約数ペア:

[(1, 28264516), (2, 14132258), (4, 7066129), (7, 4037788), (14, 2018894), (23, 1228892), (28, 1009447), (46, 614446), (92, 307223), (161, 175556), (322, 87778), (644, 43889)]