28442205

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 27544995

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 107, 135, 165, 179, 297, 321, 495, 535, 537, 895, 963, 1177, 1485, 1605, 1611, 1969, 2685, 2889, 3531, 4815, 4833, 5885, 5907, 8055, 9845, 10593, 14445, 17655, 17721, 19153, 24165, 29535, 31779, 52965, 53163, 57459, 88605, 95765, 158895, 172377, 210683, 265815, 287295, 517131, 632049, 861885, 1053415, 1896147, 2585655, 3160245, 5688441, 9480735, 28442205]

約数ペア:

[(1, 28442205), (3, 9480735), (5, 5688441), (9, 3160245), (11, 2585655), (15, 1896147), (27, 1053415), (33, 861885), (45, 632049), (55, 517131), (99, 287295), (107, 265815), (135, 210683), (165, 172377), (179, 158895), (297, 95765), (321, 88605), (495, 57459), (535, 53163), (537, 52965), (895, 31779), (963, 29535), (1177, 24165), (1485, 19153), (1605, 17721), (1611, 17655), (1969, 14445), (2685, 10593), (2889, 9845), (3531, 8055), (4815, 5907), (4833, 5885)]