505934988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3243173}}^1$

素因数の和:3243193

約数の個数: 24

約数和(自身を含む): 1271324208

約数和(自身を除く): 765389220

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 3243173, 6486346, 9729519, 12972692, 19459038, 38918076, 42161249, 84322498, 126483747, 168644996, 252967494, 505934988]

約数ペア:

[(1, 505934988), (2, 252967494), (3, 168644996), (4, 126483747), (6, 84322498), (12, 42161249), (13, 38918076), (26, 19459038), (39, 12972692), (52, 9729519), (78, 6486346), (156, 3243173)]