2008779955

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{34763}}^1$

素因数の和:34915

約数の個数: 32

約数和(自身を含む): 2990260224

約数和(自身を除く): 981480269

約数列:

[1, 5, 7, 13, 35, 65, 91, 127, 455, 635, 889, 1651, 4445, 8255, 11557, 34763, 57785, 173815, 243341, 451919, 1216705, 2259595, 3163433, 4414901, 15817165, 22074505, 30904307, 57393713, 154521535, 286968565, 401755991, 2008779955]

約数ペア:

[(1, 2008779955), (5, 401755991), (7, 286968565), (13, 154521535), (35, 57393713), (65, 30904307), (91, 22074505), (127, 15817165), (455, 4414901), (635, 3163433), (889, 2259595), (1651, 1216705), (4445, 451919), (8255, 243341), (11557, 173815), (34763, 57785)]