166444655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{439}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 227673600

約数和(自身を除く): 61228945

約数列:

[1, 5, 13, 19, 65, 95, 247, 307, 439, 1235, 1535, 2195, 3991, 5707, 5833, 8341, 19955, 28535, 29165, 41705, 75829, 108433, 134773, 379145, 542165, 673865, 1752049, 2560687, 8760245, 12803435, 33288931, 166444655]

約数ペア:

[(1, 166444655), (5, 33288931), (13, 12803435), (19, 8760245), (65, 2560687), (95, 1752049), (247, 673865), (307, 542165), (439, 379145), (1235, 134773), (1535, 108433), (2195, 75829), (3991, 41705), (5707, 29165), (5833, 28535), (8341, 19955)]