28400456

素因数分解:

$2^3\times 7^1\times {\mathrm{507151}}^1$

素因数の和:507164

約数の個数: 16

約数和(自身を含む): 60858240

約数和(自身を除く): 32457784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 507151, 1014302, 2028604, 3550057, 4057208, 7100114, 14200228, 28400456]

約数ペア:

[(1, 28400456), (2, 14200228), (4, 7100114), (7, 4057208), (8, 3550057), (14, 2028604), (28, 1014302), (56, 507151)]