397303683

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{2707}}^1$

素因数の和:2987

約数の個数: 32

約数和(自身を含む): 629122560

約数和(自身を除く): 231818877

約数列:

[1, 3, 7, 21, 29, 87, 203, 241, 609, 723, 1687, 2707, 5061, 6989, 8121, 18949, 20967, 48923, 56847, 78503, 146769, 235509, 549521, 652387, 1648563, 1957161, 4566709, 13700127, 18919223, 56757669, 132434561, 397303683]

約数ペア:

[(1, 397303683), (3, 132434561), (7, 56757669), (21, 18919223), (29, 13700127), (87, 4566709), (203, 1957161), (241, 1648563), (609, 652387), (723, 549521), (1687, 235509), (2707, 146769), (5061, 78503), (6989, 56847), (8121, 48923), (18949, 20967)]