51897615

素因数分解:

$3^1\times 5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{131}}^1$

素因数の和:178

約数の個数: 80

約数和(自身を含む): 106482816

約数和(自身を除く): 54585201

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 131, 147, 165, 231, 245, 343, 385, 393, 539, 655, 735, 917, 1029, 1155, 1441, 1617, 1715, 1965, 2401, 2695, 2751, 3773, 4323, 4585, 5145, 6419, 7203, 7205, 8085, 10087, 11319, 12005, 13755, 18865, 19257, 21615, 26411, 30261, 32095, 36015, 44933, 50435, 56595, 70609, 79233, 96285, 132055, 134799, 151305, 211827, 224665, 314531, 353045, 396165, 494263, 673995, 943593, 1059135, 1482789, 1572655, 2471315, 3459841, 4717965, 7413945, 10379523, 17299205, 51897615]

約数ペア:

[(1, 51897615), (3, 17299205), (5, 10379523), (7, 7413945), (11, 4717965), (15, 3459841), (21, 2471315), (33, 1572655), (35, 1482789), (49, 1059135), (55, 943593), (77, 673995), (105, 494263), (131, 396165), (147, 353045), (165, 314531), (231, 224665), (245, 211827), (343, 151305), (385, 134799), (393, 132055), (539, 96285), (655, 79233), (735, 70609), (917, 56595), (1029, 50435), (1155, 44933), (1441, 36015), (1617, 32095), (1715, 30261), (1965, 26411), (2401, 21615), (2695, 19257), (2751, 18865), (3773, 13755), (4323, 12005), (4585, 11319), (5145, 10087), (6419, 8085), (7203, 7205)]