28428726

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2557}}^1$

素因数の和:2688

約数の個数: 32

約数和(自身を含む): 60778080

約数和(自身を除く): 32349354

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 109, 218, 327, 654, 1853, 2557, 3706, 5114, 5559, 7671, 11118, 15342, 43469, 86938, 130407, 260814, 278713, 557426, 836139, 1672278, 4738121, 9476242, 14214363, 28428726]

約数ペア:

[(1, 28428726), (2, 14214363), (3, 9476242), (6, 4738121), (17, 1672278), (34, 836139), (51, 557426), (102, 278713), (109, 260814), (218, 130407), (327, 86938), (654, 43469), (1853, 15342), (2557, 11118), (3706, 7671), (5114, 5559)]