57640219

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2207}}^1$

素因数の和:2275

約数の個数: 24

約数和(自身を含む): 74003328

約数和(自身を除く): 16363109

約数列:

[1, 7, 13, 41, 49, 91, 287, 533, 637, 2009, 2207, 3731, 15449, 26117, 28691, 90487, 108143, 200837, 633409, 1176331, 1405859, 4433863, 8234317, 57640219]

約数ペア:

[(1, 57640219), (7, 8234317), (13, 4433863), (41, 1405859), (49, 1176331), (91, 633409), (287, 200837), (533, 108143), (637, 90487), (2009, 28691), (2207, 26117), (3731, 15449)]