161781453

素因数分解:

$3^2\times {\mathrm{179}}^1\times {\mathrm{233}}^1\times {\mathrm{431}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 236545920

約数和(自身を除く): 74764467

約数列:

[1, 3, 9, 179, 233, 431, 537, 699, 1293, 1611, 2097, 3879, 41707, 77149, 100423, 125121, 231447, 301269, 375363, 694341, 903807, 17975717, 53927151, 161781453]

約数ペア:

[(1, 161781453), (3, 53927151), (9, 17975717), (179, 903807), (233, 694341), (431, 375363), (537, 301269), (699, 231447), (1293, 125121), (1611, 100423), (2097, 77149), (3879, 41707)]