857777245

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{283}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 1189950912

約数和(自身を除く): 332173667

約数列:

[1, 5, 13, 17, 65, 85, 169, 211, 221, 283, 845, 1055, 1105, 1415, 2743, 2873, 3587, 3679, 4811, 13715, 14365, 17935, 18395, 24055, 35659, 46631, 47827, 59713, 62543, 178295, 233155, 239135, 298565, 312715, 606203, 776269, 813059, 1015121, 3031015, 3881345, 4065295, 5075605, 10091497, 13196573, 50457485, 65982865, 171555449, 857777245]

約数ペア:

[(1, 857777245), (5, 171555449), (13, 65982865), (17, 50457485), (65, 13196573), (85, 10091497), (169, 5075605), (211, 4065295), (221, 3881345), (283, 3031015), (845, 1015121), (1055, 813059), (1105, 776269), (1415, 606203), (2743, 312715), (2873, 298565), (3587, 239135), (3679, 233155), (4811, 178295), (13715, 62543), (14365, 59713), (17935, 47827), (18395, 46631), (24055, 35659)]