289468312

素因数分解:

$2^3\times 7^1\times {\mathrm{643}}^1\times {\mathrm{8039}}^1$

素因数の和:8695

約数の個数: 32

約数和(自身を含む): 621331200

約数和(自身を除く): 331862888

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 643, 1286, 2572, 4501, 5144, 8039, 9002, 16078, 18004, 32156, 36008, 56273, 64312, 112546, 225092, 450184, 5169077, 10338154, 20676308, 36183539, 41352616, 72367078, 144734156, 289468312]

約数ペア:

[(1, 289468312), (2, 144734156), (4, 72367078), (7, 41352616), (8, 36183539), (14, 20676308), (28, 10338154), (56, 5169077), (643, 450184), (1286, 225092), (2572, 112546), (4501, 64312), (5144, 56273), (8039, 36008), (9002, 32156), (16078, 18004)]