2242845

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 4447872

約数和(自身を除く): 2205027

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 197, 207, 253, 345, 495, 591, 759, 985, 1035, 1265, 1773, 2167, 2277, 2955, 3795, 4531, 6501, 8865, 10835, 11385, 13593, 19503, 22655, 32505, 40779, 49841, 67965, 97515, 149523, 203895, 249205, 448569, 747615, 2242845]

約数ペア:

[(1, 2242845), (3, 747615), (5, 448569), (9, 249205), (11, 203895), (15, 149523), (23, 97515), (33, 67965), (45, 49841), (55, 40779), (69, 32505), (99, 22655), (115, 19503), (165, 13593), (197, 11385), (207, 10835), (253, 8865), (345, 6501), (495, 4531), (591, 3795), (759, 2955), (985, 2277), (1035, 2167), (1265, 1773)]