222544

素因数分解:

$2^4\times 7^1\times {\mathrm{1987}}^1$

素因数の和:2002

約数の個数: 20

約数和(自身を含む): 493024

約数和(自身を除く): 270480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1987, 3974, 7948, 13909, 15896, 27818, 31792, 55636, 111272, 222544]

約数ペア:

[(1, 222544), (2, 111272), (4, 55636), (7, 31792), (8, 27818), (14, 15896), (16, 13909), (28, 7948), (56, 3974), (112, 1987)]