28571708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20947}}^1$

素因数の和:20993

約数の個数: 24

約数和(自身を含む): 56308224

約数和(自身を除く): 27736516

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 20947, 41894, 83788, 230417, 460834, 649357, 921668, 1298714, 2597428, 7142927, 14285854, 28571708]

約数ペア:

[(1, 28571708), (2, 14285854), (4, 7142927), (11, 2597428), (22, 1298714), (31, 921668), (44, 649357), (62, 460834), (124, 230417), (341, 83788), (682, 41894), (1364, 20947)]