27665168

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1$

素因数の和:639

約数の個数: 40

約数和(自身を含む): 55651200

約数和(自身を除く): 27986032

約数列:

[1, 2, 4, 8, 16, 43, 79, 86, 158, 172, 316, 344, 509, 632, 688, 1018, 1264, 2036, 3397, 4072, 6794, 8144, 13588, 21887, 27176, 40211, 43774, 54352, 80422, 87548, 160844, 175096, 321688, 350192, 643376, 1729073, 3458146, 6916292, 13832584, 27665168]

約数ペア:

[(1, 27665168), (2, 13832584), (4, 6916292), (8, 3458146), (16, 1729073), (43, 643376), (79, 350192), (86, 321688), (158, 175096), (172, 160844), (316, 87548), (344, 80422), (509, 54352), (632, 43774), (688, 40211), (1018, 27176), (1264, 21887), (2036, 13588), (3397, 8144), (4072, 6794)]