85707258

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1987}}^1$

素因数の和:2091

約数の個数: 64

約数和(自身を含む): 213749760

約数和(自身を除く): 128042502

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 79, 91, 158, 182, 237, 273, 474, 546, 553, 1027, 1106, 1659, 1987, 2054, 3081, 3318, 3974, 5961, 6162, 7189, 11922, 13909, 14378, 21567, 25831, 27818, 41727, 43134, 51662, 77493, 83454, 154986, 156973, 180817, 313946, 361634, 470919, 542451, 941838, 1084902, 1098811, 2040649, 2197622, 3296433, 4081298, 6121947, 6592866, 12243894, 14284543, 28569086, 42853629, 85707258]

約数ペア:

[(1, 85707258), (2, 42853629), (3, 28569086), (6, 14284543), (7, 12243894), (13, 6592866), (14, 6121947), (21, 4081298), (26, 3296433), (39, 2197622), (42, 2040649), (78, 1098811), (79, 1084902), (91, 941838), (158, 542451), (182, 470919), (237, 361634), (273, 313946), (474, 180817), (546, 156973), (553, 154986), (1027, 83454), (1106, 77493), (1659, 51662), (1987, 43134), (2054, 41727), (3081, 27818), (3318, 25831), (3974, 21567), (5961, 14378), (6162, 13909), (7189, 11922)]