28551348

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{827}}^1$

素因数の和:981

約数の個数: 72

約数和(自身を含む): 83184192

約数和(自身を除く): 54632844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 137, 252, 274, 411, 548, 822, 827, 959, 1233, 1644, 1654, 1918, 2466, 2481, 2877, 3308, 3836, 4932, 4962, 5754, 5789, 7443, 8631, 9924, 11508, 11578, 14886, 17262, 17367, 23156, 29772, 34524, 34734, 52101, 69468, 104202, 113299, 208404, 226598, 339897, 453196, 679794, 793093, 1019691, 1359588, 1586186, 2039382, 2379279, 3172372, 4078764, 4758558, 7137837, 9517116, 14275674, 28551348]

約数ペア:

[(1, 28551348), (2, 14275674), (3, 9517116), (4, 7137837), (6, 4758558), (7, 4078764), (9, 3172372), (12, 2379279), (14, 2039382), (18, 1586186), (21, 1359588), (28, 1019691), (36, 793093), (42, 679794), (63, 453196), (84, 339897), (126, 226598), (137, 208404), (252, 113299), (274, 104202), (411, 69468), (548, 52101), (822, 34734), (827, 34524), (959, 29772), (1233, 23156), (1644, 17367), (1654, 17262), (1918, 14886), (2466, 11578), (2481, 11508), (2877, 9924), (3308, 8631), (3836, 7443), (4932, 5789), (4962, 5754)]