207801976

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{1907}}^1$

素因数の和:2223

約数の個数: 32

約数和(自身を含む): 398733840

約数和(自身を除く): 190931864

約数列:

[1, 2, 4, 8, 53, 106, 212, 257, 424, 514, 1028, 1907, 2056, 3814, 7628, 13621, 15256, 27242, 54484, 101071, 108968, 202142, 404284, 490099, 808568, 980198, 1960396, 3920792, 25975247, 51950494, 103900988, 207801976]

約数ペア:

[(1, 207801976), (2, 103900988), (4, 51950494), (8, 25975247), (53, 3920792), (106, 1960396), (212, 980198), (257, 808568), (424, 490099), (514, 404284), (1028, 202142), (1907, 108968), (2056, 101071), (3814, 54484), (7628, 27242), (13621, 15256)]