173857145

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2081}}^1$

素因数の和:2142

約数の個数: 48

約数和(自身を含む): 273424896

約数和(自身を除く): 99567751

約数列:

[1, 5, 7, 11, 31, 35, 49, 55, 77, 155, 217, 245, 341, 385, 539, 1085, 1519, 1705, 2081, 2387, 2695, 7595, 10405, 11935, 14567, 16709, 22891, 64511, 72835, 83545, 101969, 114455, 160237, 322555, 451577, 509845, 709621, 801185, 1121659, 2257885, 3161039, 3548105, 4967347, 5608295, 15805195, 24836735, 34771429, 173857145]

約数ペア:

[(1, 173857145), (5, 34771429), (7, 24836735), (11, 15805195), (31, 5608295), (35, 4967347), (49, 3548105), (55, 3161039), (77, 2257885), (155, 1121659), (217, 801185), (245, 709621), (341, 509845), (385, 451577), (539, 322555), (1085, 160237), (1519, 114455), (1705, 101969), (2081, 83545), (2387, 72835), (2695, 64511), (7595, 22891), (10405, 16709), (11935, 14567)]