870855293

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 1143834048

約数和(自身を除く): 272978755

約数列:

[1, 7, 11, 41, 49, 77, 157, 251, 287, 451, 539, 1099, 1727, 1757, 2009, 2761, 3157, 6437, 7693, 10291, 12089, 12299, 19327, 22099, 39407, 45059, 70807, 72037, 84623, 113201, 135289, 275849, 315413, 433477, 495649, 504259, 792407, 1615687, 1930943, 3034339, 3469543, 5546849, 11309809, 17772557, 21240373, 79168663, 124407899, 870855293]

約数ペア:

[(1, 870855293), (7, 124407899), (11, 79168663), (41, 21240373), (49, 17772557), (77, 11309809), (157, 5546849), (251, 3469543), (287, 3034339), (451, 1930943), (539, 1615687), (1099, 792407), (1727, 504259), (1757, 495649), (2009, 433477), (2761, 315413), (3157, 275849), (6437, 135289), (7693, 113201), (10291, 84623), (12089, 72037), (12299, 70807), (19327, 45059), (22099, 39407)]