287168

素因数分解:

$2^6\times 7^1\times {\mathrm{641}}^1$

素因数の和:660

約数の個数: 28

約数和(自身を含む): 652272

約数和(自身を除く): 365104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 641, 1282, 2564, 4487, 5128, 8974, 10256, 17948, 20512, 35896, 41024, 71792, 143584, 287168]

約数ペア:

[(1, 287168), (2, 143584), (4, 71792), (7, 41024), (8, 35896), (14, 20512), (16, 17948), (28, 10256), (32, 8974), (56, 5128), (64, 4487), (112, 2564), (224, 1282), (448, 641)]