128515695

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{111269}}^1$

素因数の和:111295

約数の個数: 32

約数和(自身を含む): 256366080

約数和(自身を除く): 127850385

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 111269, 333807, 556345, 778883, 1223959, 1669035, 2336649, 3671877, 3894415, 6119795, 8567713, 11683245, 18359385, 25703139, 42838565, 128515695]

約数ペア:

[(1, 128515695), (3, 42838565), (5, 25703139), (7, 18359385), (11, 11683245), (15, 8567713), (21, 6119795), (33, 3894415), (35, 3671877), (55, 2336649), (77, 1669035), (105, 1223959), (165, 778883), (231, 556345), (385, 333807), (1155, 111269)]