15678640978

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{80737}}^1$

素因数の和:80867

約数の個数: 64

約数和(自身を含む): 31902490368

約数和(自身を除く): 16223849390

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 97, 143, 154, 182, 194, 286, 679, 1001, 1067, 1261, 1358, 2002, 2134, 2522, 7469, 8827, 13871, 14938, 17654, 27742, 80737, 97097, 161474, 194194, 565159, 888107, 1049581, 1130318, 1776214, 2099162, 6216749, 7347067, 7831489, 11545391, 12433498, 14694134, 15662978, 23090782, 54820423, 80817737, 86146379, 101809357, 109640846, 161635474, 172292758, 203618714, 603024653, 712665499, 1119902927, 1206049306, 1425330998, 2239805854, 7839320489, 15678640978]

約数ペア:

[(1, 15678640978), (2, 7839320489), (7, 2239805854), (11, 1425330998), (13, 1206049306), (14, 1119902927), (22, 712665499), (26, 603024653), (77, 203618714), (91, 172292758), (97, 161635474), (143, 109640846), (154, 101809357), (182, 86146379), (194, 80817737), (286, 54820423), (679, 23090782), (1001, 15662978), (1067, 14694134), (1261, 12433498), (1358, 11545391), (2002, 7831489), (2134, 7347067), (2522, 6216749), (7469, 2099162), (8827, 1776214), (13871, 1130318), (14938, 1049581), (17654, 888107), (27742, 565159), (80737, 194194), (97097, 161474)]