28017256

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{313}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 53807040

約数和(自身を除く): 25789784

約数列:

[1, 2, 4, 8, 67, 134, 167, 268, 313, 334, 536, 626, 668, 1252, 1336, 2504, 11189, 20971, 22378, 41942, 44756, 52271, 83884, 89512, 104542, 167768, 209084, 418168, 3502157, 7004314, 14008628, 28017256]

約数ペア:

[(1, 28017256), (2, 14008628), (4, 7004314), (8, 3502157), (67, 418168), (134, 209084), (167, 167768), (268, 104542), (313, 89512), (334, 83884), (536, 52271), (626, 44756), (668, 41942), (1252, 22378), (1336, 20971), (2504, 11189)]