28787756

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{659}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 51522240

約数和(自身を除く): 22734484

約数列:

[1, 2, 4, 67, 134, 163, 268, 326, 652, 659, 1318, 2636, 10921, 21842, 43684, 44153, 88306, 107417, 176612, 214834, 429668, 7196939, 14393878, 28787756]

約数ペア:

[(1, 28787756), (2, 14393878), (4, 7196939), (67, 429668), (134, 214834), (163, 176612), (268, 107417), (326, 88306), (652, 44153), (659, 43684), (1318, 21842), (2636, 10921)]