215540246

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{257}}^1\times {\mathrm{1451}}^1$

素因数の和:1744

約数の個数: 24

約数和(自身を含む): 345021336

約数和(自身を除く): 129481090

約数列:

[1, 2, 17, 34, 257, 289, 514, 578, 1451, 2902, 4369, 8738, 24667, 49334, 74273, 148546, 372907, 419339, 745814, 838678, 6339419, 12678838, 107770123, 215540246]

約数ペア:

[(1, 215540246), (2, 107770123), (17, 12678838), (34, 6339419), (257, 838678), (289, 745814), (514, 419339), (578, 372907), (1451, 148546), (2902, 74273), (4369, 49334), (8738, 24667)]