28726384

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:413

約数の個数: 40

約数和(自身を含む): 57202688

約数和(自身を除く): 28476304

約数列:

[1, 2, 4, 8, 16, 67, 127, 134, 211, 254, 268, 422, 508, 536, 844, 1016, 1072, 1688, 2032, 3376, 8509, 14137, 17018, 26797, 28274, 34036, 53594, 56548, 68072, 107188, 113096, 136144, 214376, 226192, 428752, 1795399, 3590798, 7181596, 14363192, 28726384]

約数ペア:

[(1, 28726384), (2, 14363192), (4, 7181596), (8, 3590798), (16, 1795399), (67, 428752), (127, 226192), (134, 214376), (211, 136144), (254, 113096), (268, 107188), (422, 68072), (508, 56548), (536, 53594), (844, 34036), (1016, 28274), (1072, 26797), (1688, 17018), (2032, 14137), (3376, 8509)]