28200645

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2477}}^1$

素因数の和:2522

約数の個数: 48

約数和(自身を含む): 55665792

約数和(自身を除く): 27465147

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 207, 253, 345, 495, 759, 1035, 1265, 2277, 2477, 3795, 7431, 11385, 12385, 22293, 27247, 37155, 56971, 81741, 111465, 136235, 170913, 245223, 284855, 408705, 512739, 626681, 854565, 1226115, 1880043, 2563695, 3133405, 5640129, 9400215, 28200645]

約数ペア:

[(1, 28200645), (3, 9400215), (5, 5640129), (9, 3133405), (11, 2563695), (15, 1880043), (23, 1226115), (33, 854565), (45, 626681), (55, 512739), (69, 408705), (99, 284855), (115, 245223), (165, 170913), (207, 136235), (253, 111465), (345, 81741), (495, 56971), (759, 37155), (1035, 27247), (1265, 22293), (2277, 12385), (2477, 11385), (3795, 7431)]