287728

素因数分解:

$2^4\times 7^2\times {\mathrm{367}}^1$

素因数の和:389

約数の個数: 30

約数和(自身を含む): 650256

約数和(自身を除く): 362528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 367, 392, 734, 784, 1468, 2569, 2936, 5138, 5872, 10276, 17983, 20552, 35966, 41104, 71932, 143864, 287728]

約数ペア:

[(1, 287728), (2, 143864), (4, 71932), (7, 41104), (8, 35966), (14, 20552), (16, 17983), (28, 10276), (49, 5872), (56, 5138), (98, 2936), (112, 2569), (196, 1468), (367, 784), (392, 734)]