51218055

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{653}}^1$

素因数の和:757

約数の個数: 64

約数和(自身を含む): 105477120

約数和(自身を除く): 54259065

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 83, 105, 135, 189, 249, 315, 415, 581, 653, 747, 945, 1245, 1743, 1959, 2241, 2905, 3265, 3735, 4571, 5229, 5877, 8715, 9795, 11205, 13713, 15687, 17631, 22855, 26145, 29385, 41139, 54199, 68565, 78435, 88155, 123417, 162597, 205695, 270995, 379393, 487791, 617085, 812985, 1138179, 1463373, 1896965, 2438955, 3414537, 5690895, 7316865, 10243611, 17072685, 51218055]

約数ペア:

[(1, 51218055), (3, 17072685), (5, 10243611), (7, 7316865), (9, 5690895), (15, 3414537), (21, 2438955), (27, 1896965), (35, 1463373), (45, 1138179), (63, 812985), (83, 617085), (105, 487791), (135, 379393), (189, 270995), (249, 205695), (315, 162597), (415, 123417), (581, 88155), (653, 78435), (747, 68565), (945, 54199), (1245, 41139), (1743, 29385), (1959, 26145), (2241, 22855), (2905, 17631), (3265, 15687), (3735, 13713), (4571, 11205), (5229, 9795), (5877, 8715)]