81261726

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4801}}^1$

素因数の和:4857

約数の個数: 64

約数和(自身を含む): 206524416

約数和(自身を除く): 125262690

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 78, 91, 93, 182, 186, 217, 273, 403, 434, 546, 651, 806, 1209, 1302, 2418, 2821, 4801, 5642, 8463, 9602, 14403, 16926, 28806, 33607, 62413, 67214, 100821, 124826, 148831, 187239, 201642, 297662, 374478, 436891, 446493, 873782, 892986, 1041817, 1310673, 1934803, 2083634, 2621346, 3125451, 3869606, 5804409, 6250902, 11608818, 13543621, 27087242, 40630863, 81261726]

約数ペア:

[(1, 81261726), (2, 40630863), (3, 27087242), (6, 13543621), (7, 11608818), (13, 6250902), (14, 5804409), (21, 3869606), (26, 3125451), (31, 2621346), (39, 2083634), (42, 1934803), (62, 1310673), (78, 1041817), (91, 892986), (93, 873782), (182, 446493), (186, 436891), (217, 374478), (273, 297662), (403, 201642), (434, 187239), (546, 148831), (651, 124826), (806, 100821), (1209, 67214), (1302, 62413), (2418, 33607), (2821, 28806), (4801, 16926), (5642, 14403), (8463, 9602)]