8986005

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 18823680

約数和(自身を除く): 9837675

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 37, 45, 63, 105, 111, 135, 185, 189, 257, 259, 315, 333, 555, 771, 777, 945, 999, 1285, 1295, 1665, 1799, 2313, 2331, 3855, 3885, 4995, 5397, 6939, 6993, 8995, 9509, 11565, 11655, 16191, 26985, 28527, 34695, 34965, 47545, 48573, 66563, 80955, 85581, 142635, 199689, 242865, 256743, 332815, 427905, 599067, 998445, 1283715, 1797201, 2995335, 8986005]

約数ペア:

[(1, 8986005), (3, 2995335), (5, 1797201), (7, 1283715), (9, 998445), (15, 599067), (21, 427905), (27, 332815), (35, 256743), (37, 242865), (45, 199689), (63, 142635), (105, 85581), (111, 80955), (135, 66563), (185, 48573), (189, 47545), (257, 34965), (259, 34695), (315, 28527), (333, 26985), (555, 16191), (771, 11655), (777, 11565), (945, 9509), (999, 8995), (1285, 6993), (1295, 6939), (1665, 5397), (1799, 4995), (2313, 3885), (2331, 3855)]