51249555

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8563}}^1$

素因数の和:8600

約数の個数: 48

約数和(自身を含む): 106878720

約数和(自身を除く): 55629165

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 8563, 25689, 42815, 59941, 77067, 128445, 162697, 179823, 299705, 385335, 488091, 539469, 813485, 899115, 1138879, 1464273, 2440455, 2697345, 3416637, 5694395, 7321365, 10249911, 17083185, 51249555]

約数ペア:

[(1, 51249555), (3, 17083185), (5, 10249911), (7, 7321365), (9, 5694395), (15, 3416637), (19, 2697345), (21, 2440455), (35, 1464273), (45, 1138879), (57, 899115), (63, 813485), (95, 539469), (105, 488091), (133, 385335), (171, 299705), (285, 179823), (315, 162697), (399, 128445), (665, 77067), (855, 59941), (1197, 42815), (1995, 25689), (5985, 8563)]