28758828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1979}}^1$

素因数の和:2166

約数の個数: 48

約数和(自身を含む): 77172480

約数和(自身を除く): 48413652

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 173, 346, 519, 692, 1038, 1211, 1979, 2076, 2422, 3633, 3958, 4844, 5937, 7266, 7916, 11874, 13853, 14532, 23748, 27706, 41559, 55412, 83118, 166236, 342367, 684734, 1027101, 1369468, 2054202, 2396569, 4108404, 4793138, 7189707, 9586276, 14379414, 28758828]

約数ペア:

[(1, 28758828), (2, 14379414), (3, 9586276), (4, 7189707), (6, 4793138), (7, 4108404), (12, 2396569), (14, 2054202), (21, 1369468), (28, 1027101), (42, 684734), (84, 342367), (173, 166236), (346, 83118), (519, 55412), (692, 41559), (1038, 27706), (1211, 23748), (1979, 14532), (2076, 13853), (2422, 11874), (3633, 7916), (3958, 7266), (4844, 5937)]