28115612

素因数分解:

$2^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{2141}}^1$

素因数の和:2226

約数の個数: 36

約数和(自身を含む): 58116744

約数和(自身を除く): 30001132

約数列:

[1, 2, 4, 7, 14, 28, 49, 67, 98, 134, 196, 268, 469, 938, 1876, 2141, 3283, 4282, 6566, 8564, 13132, 14987, 29974, 59948, 104909, 143447, 209818, 286894, 419636, 573788, 1004129, 2008258, 4016516, 7028903, 14057806, 28115612]

約数ペア:

[(1, 28115612), (2, 14057806), (4, 7028903), (7, 4016516), (14, 2008258), (28, 1004129), (49, 573788), (67, 419636), (98, 286894), (134, 209818), (196, 143447), (268, 104909), (469, 59948), (938, 29974), (1876, 14987), (2141, 13132), (3283, 8564), (4282, 6566)]