1905142274

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{1571}}^1$

素因数の和:1743

約数の個数: 64

約数和(自身を含む): 3549450240

約数和(自身を除く): 1644307966

約数列:

[1, 2, 7, 14, 19, 38, 47, 94, 97, 133, 194, 266, 329, 658, 679, 893, 1358, 1571, 1786, 1843, 3142, 3686, 4559, 6251, 9118, 10997, 12502, 12901, 21994, 25802, 29849, 31913, 59698, 63826, 73837, 86621, 147674, 152387, 173242, 208943, 304774, 417886, 516859, 606347, 1033718, 1066709, 1212694, 1402903, 2133418, 2805806, 2895353, 5790706, 7162189, 9820321, 14324378, 19640642, 20267471, 40534942, 50135323, 100270646, 136081591, 272163182, 952571137, 1905142274]

約数ペア:

[(1, 1905142274), (2, 952571137), (7, 272163182), (14, 136081591), (19, 100270646), (38, 50135323), (47, 40534942), (94, 20267471), (97, 19640642), (133, 14324378), (194, 9820321), (266, 7162189), (329, 5790706), (658, 2895353), (679, 2805806), (893, 2133418), (1358, 1402903), (1571, 1212694), (1786, 1066709), (1843, 1033718), (3142, 606347), (3686, 516859), (4559, 417886), (6251, 304774), (9118, 208943), (10997, 173242), (12502, 152387), (12901, 147674), (21994, 86621), (25802, 73837), (29849, 63826), (31913, 59698)]