28969864

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 68428800

約数和(自身を除く): 39458936

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 131, 154, 262, 308, 359, 524, 616, 718, 917, 1048, 1436, 1441, 1834, 2513, 2872, 2882, 3668, 3949, 5026, 5764, 7336, 7898, 10052, 10087, 11528, 15796, 20104, 20174, 27643, 31592, 40348, 47029, 55286, 80696, 94058, 110572, 188116, 221144, 329203, 376232, 517319, 658406, 1034638, 1316812, 2069276, 2633624, 3621233, 4138552, 7242466, 14484932, 28969864]

約数ペア:

[(1, 28969864), (2, 14484932), (4, 7242466), (7, 4138552), (8, 3621233), (11, 2633624), (14, 2069276), (22, 1316812), (28, 1034638), (44, 658406), (56, 517319), (77, 376232), (88, 329203), (131, 221144), (154, 188116), (262, 110572), (308, 94058), (359, 80696), (524, 55286), (616, 47029), (718, 40348), (917, 31592), (1048, 27643), (1436, 20174), (1441, 20104), (1834, 15796), (2513, 11528), (2872, 10087), (2882, 10052), (3668, 7898), (3949, 7336), (5026, 5764)]