68745807

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 119387520

約数和(自身を除く): 50641713

約数列:

[1, 3, 9, 13, 17, 27, 39, 41, 51, 117, 123, 153, 221, 281, 351, 369, 459, 533, 663, 697, 843, 1107, 1599, 1989, 2091, 2529, 3653, 4777, 4797, 5967, 6273, 7587, 9061, 10959, 11521, 14331, 14391, 18819, 27183, 32877, 34563, 42993, 62101, 81549, 98631, 103689, 128979, 149773, 186303, 195857, 244647, 311067, 449319, 558909, 587571, 1347957, 1676727, 1762713, 2546141, 4043871, 5288139, 7638423, 22915269, 68745807]

約数ペア:

[(1, 68745807), (3, 22915269), (9, 7638423), (13, 5288139), (17, 4043871), (27, 2546141), (39, 1762713), (41, 1676727), (51, 1347957), (117, 587571), (123, 558909), (153, 449319), (221, 311067), (281, 244647), (351, 195857), (369, 186303), (459, 149773), (533, 128979), (663, 103689), (697, 98631), (843, 81549), (1107, 62101), (1599, 42993), (1989, 34563), (2091, 32877), (2529, 27183), (3653, 18819), (4777, 14391), (4797, 14331), (5967, 11521), (6273, 10959), (7587, 9061)]