664753023

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{394981}}^1$

素因数の和:395015

約数の個数: 24

約数和(自身を含む): 1109109456

約数和(自身を除く): 444356433

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 394981, 1184943, 3554829, 4344791, 6714677, 13034373, 20144031, 39103119, 60432093, 73861447, 221584341, 664753023]

約数ペア:

[(1, 664753023), (3, 221584341), (9, 73861447), (11, 60432093), (17, 39103119), (33, 20144031), (51, 13034373), (99, 6714677), (153, 4344791), (187, 3554829), (561, 1184943), (1683, 394981)]