171981488

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{66763}}^1$

素因数の和:66801

約数の個数: 40

約数和(自身を含む): 397379328

約数和(自身を除く): 225397840

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 66763, 133526, 267052, 467341, 534104, 934682, 1068208, 1535549, 1869364, 3071098, 3738728, 6142196, 7477456, 10748843, 12284392, 21497686, 24568784, 42995372, 85990744, 171981488]

約数ペア:

[(1, 171981488), (2, 85990744), (4, 42995372), (7, 24568784), (8, 21497686), (14, 12284392), (16, 10748843), (23, 7477456), (28, 6142196), (46, 3738728), (56, 3071098), (92, 1869364), (112, 1535549), (161, 1068208), (184, 934682), (322, 534104), (368, 467341), (644, 267052), (1288, 133526), (2576, 66763)]