28297665

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5197}}^1$

素因数の和:5230

約数の個数: 36

約数和(自身を含む): 53924052

約数和(自身を除く): 25626387

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 495, 605, 1089, 1815, 5197, 5445, 15591, 25985, 46773, 57167, 77955, 171501, 233865, 285835, 514503, 628837, 857505, 1886511, 2572515, 3144185, 5659533, 9432555, 28297665]

約数ペア:

[(1, 28297665), (3, 9432555), (5, 5659533), (9, 3144185), (11, 2572515), (15, 1886511), (33, 857505), (45, 628837), (55, 514503), (99, 285835), (121, 233865), (165, 171501), (363, 77955), (495, 57167), (605, 46773), (1089, 25985), (1815, 15591), (5197, 5445)]